The Biology of Vertebrates: A Comprehensive Guide
Introduction:
Welcome to the fascinating world of vertebrates! This comprehensive guide delves into the biology of vertebrates, exploring their unique characteristics, evolutionary history, diverse adaptations, and ecological significance. Understanding vertebrate biology is crucial for comprehending the intricate web of life on Earth, from the smallest shrew to the largest whale. We'll journey through key anatomical features, physiological processes, and evolutionary relationships, providing a solid foundation for further exploration of this captivating branch of zoology. By the end of this article, you'll have a robust understanding of what makes vertebrates so successful and diverse.
Outline:
I. Defining Vertebrates: Key Characteristics and Phylogeny
A. Defining features: Vertebral column, cranium, endoskeleton.
B. Evolutionary history: Origins and diversification.
C. Phylogenetic relationships: Major vertebrate groups (Agnatha, Chondrichthyes, Osteichthyes, Amphibia, Reptilia, Aves, Mammalia).
II. Vertebrate Body Systems: A Comparative Approach
A. Skeletal System: Types of skeletons (cartilaginous, bony), adaptations for locomotion and support.
B. Muscular System: Types of muscle tissue, adaptations for movement and function.
C. Nervous System: Brain structure and function, sensory organs, neural control.
D. Circulatory System: Open vs. closed systems, heart structure, blood composition.
E. Respiratory System: Gills, lungs, skin breathing – adaptations for gas exchange.
F. Digestive System: Dietary adaptations and digestive tract variations.
G. Excretory System: Waste removal mechanisms (kidneys, etc.) and osmoregulation.
H. Endocrine System: Hormonal control and regulation.
I. Reproductive System: Modes of reproduction (sexual, asexual), fertilization strategies.
III. Vertebrate Diversity and Adaptations
A. Habitat diversity: Adaptations to aquatic, terrestrial, and aerial environments.
B. Dietary diversity: Herbivores, carnivores, omnivores, and specialized feeding strategies.
C. Behavioral adaptations: Social structures, communication, and reproductive behaviors.
IV. Conservation and the Future of Vertebrates
A. Threats to vertebrate populations: Habitat loss, climate change, pollution.
B. Conservation efforts: Protection strategies and research initiatives.
I. Defining Vertebrates: Key Characteristics and Phylogeny
Defining Vertebrates: Key Characteristics and Phylogeny
Vertebrates are animals characterized by the presence of a vertebral column, or spine, composed of individual vertebrae. This internal skeleton, or endoskeleton, provides structural support and protection for the spinal cord. Another defining feature is the cranium, a bony or cartilaginous skull protecting the brain. This combination of skeletal elements distinguishes vertebrates from other animal phyla, such as invertebrates. The evolutionary history of vertebrates is long and complex, originating from chordate ancestors hundreds of millions of years ago. Their diversification has resulted in the incredible array of forms we see today. The major vertebrate groups include jawless fish (Agnatha), cartilaginous fish (Chondrichthyes), bony fish (Osteichthyes), amphibians, reptiles, birds, and mammals. Each group displays unique adaptations reflecting their evolutionary history and environmental pressures.
II. Vertebrate Body Systems: A Comparative Approach
Vertebrate Body Systems: A Comparative Approach
The remarkable diversity of vertebrates is reflected in the adaptations of their various body systems. Let’s explore these systems in a comparative context:
A. Skeletal System: Vertebrates possess either cartilaginous or bony skeletons. Cartilaginous skeletons, as seen in sharks and rays, are flexible yet strong. Bony skeletons, more common in vertebrates, provide greater support and protection. Skeletal structures are highly adapted for locomotion – from the streamlined bodies of fish to the powerful limbs of mammals.
B. Muscular System: Vertebrates utilize three types of muscle tissue: skeletal, smooth, and cardiac. Skeletal muscles facilitate voluntary movement, while smooth and cardiac muscles control involuntary functions. Muscular adaptations vary greatly, reflecting the specific locomotion needs of different vertebrates.
C. Nervous System: The vertebrate nervous system features a complex brain and spinal cord, enabling sophisticated sensory processing and behavioral responses. The brain structure varies across groups, reflecting differences in sensory capabilities and cognitive abilities.
D. Circulatory System: Vertebrates generally possess a closed circulatory system, with the heart pumping blood through a network of blood vessels. The heart structure varies in complexity, with fish having a two-chambered heart, amphibians a three-chambered heart, and mammals and birds a four-chambered heart.
E. Respiratory System: Respiratory systems are adapted to the environment. Aquatic vertebrates typically utilize gills for gas exchange, while terrestrial vertebrates employ lungs or skin breathing. Birds possess unique air sacs that enhance respiratory efficiency.
F. Digestive System: Vertebrate digestive systems show remarkable diversity, reflecting varied diets. Herbivores have longer digestive tracts to process plant matter, while carnivores have shorter, simpler systems.
G. Excretory System: The kidneys are the primary excretory organs in vertebrates, filtering waste products from the blood and maintaining water balance (osmoregulation). Adaptations reflect the environmental osmotic challenges faced by different species.
H. Endocrine System: The endocrine system plays a crucial role in regulating growth, metabolism, reproduction, and other vital functions through hormones. Hormonal control mechanisms vary, reflecting the unique physiological demands of different vertebrate groups.
I. Reproductive System: Vertebrates exhibit diverse reproductive strategies, including sexual and asexual reproduction. Fertilization can be internal or external, and reproductive modes are adapted to environmental conditions and the life history of the species.
III. Vertebrate Diversity and Adaptations
Vertebrate Diversity and Adaptations
Vertebrates have successfully colonized a wide range of habitats, showcasing remarkable adaptations to diverse environments. Aquatic vertebrates possess streamlined bodies and specialized respiratory systems for efficient underwater movement and gas exchange. Terrestrial vertebrates have evolved limbs, lungs, and other adaptations for life on land. Aerial vertebrates, such as birds and bats, have wings and other adaptations for flight. Dietary diversity is another hallmark of vertebrate evolution. Herbivores, carnivores, and omnivores each possess specialized digestive systems and feeding behaviors. Social structures and communication strategies also vary significantly among vertebrates.
IV. Conservation and the Future of Vertebrates
Conservation and the Future of Vertebrates
Many vertebrate populations are facing significant threats from habitat loss, climate change, pollution, and other human-induced factors. Conservation efforts are crucial to protect biodiversity and ensure the long-term survival of these animals. Initiatives such as habitat preservation, anti-poaching measures, and captive breeding programs are vital for protecting threatened and endangered species. Continued research and monitoring are essential for understanding the challenges faced by vertebrate populations and developing effective conservation strategies.
Conclusion:
The study of vertebrate biology offers a captivating journey through the incredible diversity of life on Earth. From the anatomical intricacies of their skeletal systems to the complex adaptations enabling them to thrive in diverse environments, vertebrates exemplify the power of evolution. Understanding their biology not only expands our knowledge of the natural world but also highlights the critical importance of conservation efforts to protect this vital component of global biodiversity.
Frequently Asked Questions (FAQ)
What is the difference between a vertebrate and an invertebrate? Vertebrates possess a backbone (vertebral column), while invertebrates lack this defining characteristic.
What are the five classes of vertebrates? A more modern classification recognizes seven major classes: Agnatha, Chondrichthyes, Osteichthyes, Amphibia, Reptilia, Aves, and Mammalia.
What is the most successful group of vertebrates? Arguably, bony fish (Osteichthyes) are the most successful in terms of species diversity and global distribution.
Keywords: Vertebrates, Vertebrate Biology, Animal Biology, Zoology, Vertebral Column, Endoskeleton, Cranium, Phylogeny, Evolution, Vertebrate Anatomy, Physiology, Adaptation, Conservation, Biodiversity, Agnatha, Chondrichthyes, Osteichthyes, Amphibia, Reptilia, Aves, Mammalia, Skeletal System, Muscular System, Nervous System, Circulatory System, Respiratory System, Digestive System, Excretory System, Endocrine System, Reproductive System.
| biology of vertebrates: Vertebrate Biology Donald W. Linzey, 2020-08-04 The most trusted and best-selling textbook on the diverse forms and fascinating lives of vertebrate animals. Covering crucial topics from morphology and behavior to ecology and zoogeography, Donald Linzey's popular textbook, Vertebrate Biology, has long been recognized as the most comprehensive and readable resource on vertebrates for students and educators. Thoroughly updated with the latest research, this new edition discusses taxa and topics such as • systematics and evolution • zoogeography, ecology, morphology, and reproduction • early chordates • fish, amphibians, reptiles (inclusive of birds), and mammals • population dynamics • movement and migration • behavior • study methods • extinction processes • conservation and management For the first time, 32 pages of color images bring these fascinating organisms to life. In addition, 5 entirely new chapters have been added to the book, which cover • restoration of endangered species • regulatory legislation affecting vertebrates • wildlife conservation in a modern world • climate change • contemporary wildlife management Complete with review questions, updated references, appendixes, and a glossary of well over 300 terms, Vertebrate Biology is the ideal text for courses in zoology, vertebrate biology, vertebrate natural history, and general biology. Donald W. Linzey carefully builds theme upon theme, concept upon concept, as he walks students through a plethora of topics. Arranged logically to follow the most widely adopted course structure, this text will leave students with a full understanding of the unique structure, function, and living patterns of all vertebrates. |
| biology of vertebrates: Vertebrate Biology Donald W. Linzey, 2012-02-13 Arranged logically to follow the typical course format, Vertebrate Biology leaves students with a full understanding of the unique structure, function, and living patterns of the subphylum that includes our own species. |
| biology of vertebrates: Vertebrate Biology Robert Thomas Orr, 1966 |
| biology of vertebrates: Vertebrate Biology Donald W. Linzey, 2020-08-04 The most trusted and best-selling textbook on the diverse forms and fascinating lives of vertebrate animals. Covering crucial topics from morphology and behavior to ecology and zoogeography, Donald Linzey's popular textbook, Vertebrate Biology, has long been recognized as the most comprehensive and readable resource on vertebrates for students and educators. Thoroughly updated with the latest research, this new edition discusses taxa and topics such as • systematics and evolution • zoogeography, ecology, morphology, and reproduction • early chordates • fish, amphibians, reptiles (inclusive of birds), and mammals • population dynamics • movement and migration • behavior • study methods • extinction processes • conservation and management For the first time, 32 pages of color images bring these fascinating organisms to life. In addition, 5 entirely new chapters have been added to the book, which cover • restoration of endangered species • regulatory legislation affecting vertebrates • wildlife conservation in a modern world • climate change • contemporary wildlife management Complete with review questions, updated references, appendixes, and a glossary of well over 300 terms, Vertebrate Biology is the ideal text for courses in zoology, vertebrate biology, vertebrate natural history, and general biology. Donald W. Linzey carefully builds theme upon theme, concept upon concept, as he walks students through a plethora of topics. Arranged logically to follow the most widely adopted course structure, this text will leave students with a full understanding of the unique structure, function, and living patterns of all vertebrates. |
| biology of vertebrates: Comparative Vertebrate Reproduction Julian Lombardi, 1998-11-30 Comparative Vertebrate Reproduction is the only comprehensive textbook covering major topics in the reproductive biology of vertebrates, from sexuality and gametogenesis to reproductive ecology and life history tactics. The work draws heavily on recent reviews and papers while placing topics in a historical context and conceptual framework. In addition, the author provides detailed comparative surveys of each of the major topics discussed. Comparative Vertebrate Reproduction has been written as a textbook for upper-level undergraduate and graduate-level students in biology, zoology, physiology, animal science, and veterinary medicine. The work also serves as an excellent reference for researchers in medical and veterinary schools working in reproductive medicine. |
| biology of vertebrates: Great Transformations in Vertebrate Evolution Kenneth P. Dial, Neil Shubin, Elizabeth L. Brainerd, 2015-07-20 How did flying birds evolve from running dinosaurs, terrestrial trotting tetrapods evolve from swimming fish, and whales return to swim in the sea? These are some of the great transformations in the 500-million-year history of vertebrate life. And with the aid of new techniques and approaches across a range of fields—work spanning multiple levels of biological organization from DNA sequences to organs and the physiology and ecology of whole organisms—we are now beginning to unravel the confounding evolutionary mysteries contained in the structure, genes, and fossil record of every living species. This book gathers a diverse team of renowned scientists to capture the excitement of these new discoveries in a collection that is both accessible to students and an important contribution to the future of its field. Marshaling a range of disciplines—from paleobiology to phylogenetics, developmental biology, ecology, and evolutionary biology—the contributors attack particular transformations in the head and neck, trunk, appendages such as fins and limbs, and the whole body, as well as offer synthetic perspectives. Illustrated throughout, Great Transformations in Vertebrate Evolution not only reveals the true origins of whales with legs, fish with elbows, wrists, and necks, and feathered dinosaurs, but also the relevance to our lives today of these extraordinary narratives of change. |
| biology of vertebrates: Biology of the Integument J. Bereiter-Hahn, A.G. Matoltsy, K.S. Richards, 2012-12-06 The integument plays an important role in the survival of meta zoans by separating and protecting them from a hostile environ ment. Its function ranges from protection against injury and in fection; partlcipation in the regulation of body temperature and water balance, to respiratory activity, monitoring of the environ ment and production of signals related to behaviour. All these result from specific structural, biochemical and physiological properties of intra-and extracellular components of the integu ment. Thus its characterization can be best accomplished by a multidisciplinary approach with authors specialized in different fields of science. This multi-author book, in two volumes, provides an up-to date survey of the literature. The first volume deals with the integument of invertebrates, the second with that of vertebrates, both organized primarily on a phylum basis. As the level of knowledge on the integument of phyla differs considerably, the information provided is correspondingly either limited or con densed. For some of the smaller groups of invertebrates little information is available, as often only a few electron micrographs are to be found in the literature; on the other hand, from the large body of knowledge existing for vertebrates, particularly for mammals, no complete overview can be provided, but publica tions giving access to further information have been reviewed critically. |
| biology of vertebrates: Patterns and Processes of Vertebrate Evolution Robert Lynn Carroll, 1997-04-28 The factors that influenced the evolution of the vertebrates are compared with the importance of variation and selection that Darwin emphasised in this broad study of the patterns and forces of evolutionary change. |
| biology of vertebrates: Vertebrate Biology Robert Thomas Orr, 1982 Comprehensive study of vertebrates. Includes a chapter on vertebrate ancestry and enlarges the chapter on distribution by including ecological factors that govern vertebrates. |
| biology of vertebrates: Across the Bridge Henry Gee, 2018-07-04 “Addresses an important topic for biologists and zoologists about vertebrates’ place in the ‘grand scheme’ . . . genuinely witty and charming . . . magnificent.” —Neil J. Gostling, University of Southampton Our understanding of vertebrate origins and the backbone of human history evolves with each new fossil find and DNA map. Many species have now had their genomes sequenced, and molecular techniques allow genetic inspection of even non-model organisms. But as longtime Nature editor Henry Gee argues in Across the Bridge, despite these giant strides and our deepening understanding of how vertebrates fit into the tree of life, the morphological chasm between vertebrates and invertebrates remains vast and enigmatic. As Gee shows, even as scientific advances have falsified a variety of theories linking these groups, the extant relatives of vertebrates are too few for effective genetic analysis. Moreover, the more we learn about the species that do remain—from sea-squirts to starfish—the clearer it becomes that they are too far evolved along their own courses to be of much use in reconstructing what the latest invertebrate ancestors of vertebrates looked like. Fossils present yet further problems of interpretation. Tracing both the fast-changing science that has helped illuminate the intricacies of vertebrate evolution as well as the limits of that science, Across the Bridge helps us to see how far the field has come in crossing the invertebrate-to-vertebrate divide—and how far we still have to go. “A beautiful ode to some of the least appreciated animals . . . guides the reader joyfully through deuterostomes—weaving disparate elements of embryology, paleontology, and morphology into an unprecedented and accessible narrative.” —Jakob Vinther, University of Bristol |
| biology of vertebrates: Cell Movements Dennis Bray, 2000-11-02 Cell Movements vividly describes how complex movements can arise from the properties and behaviors of biological molecules. This second edition is updated throughout with recent advances in the field and has a completely revised and redrawn artwork program. The text is suitable for advanced undergraduates as well as for professionals wishing for an overview of this field. |
| biology of vertebrates: Chemical Ecology of Vertebrates Dietland Muller-Schwarze, 2006-09-07 Published in 2006, Chemical Ecology of Vertebrates was the first book to focus exclusively on the chemically-mediated interactions between vertebrates including fish, amphibians, reptiles, birds and mammals, and other animals and plants. Reviewing research in three core areas - pheromones (where the interactions are between members of the same species), interspecific interactions involving allomones (where the sender benefits) and kairomones (where the receiver benefits), it pulls together information from widely scattered technical literature in many different disciplines into a coherent whole. Chapters on the environment, properties of odour signals, and production and release of chemosignals set the stage for discussion of more complex behavioural topics. While the main focus is ecological, dealing with behaviour and interactions in the field, it also covers chemoreception, orientation and navigation, the development of behaviour and the practical applications of chemosignals. |
| biology of vertebrates: The Origin of Vertebrates Norman John Berrill, 1955 |
| biology of vertebrates: The Skeleton Revealed Steve Huskey, 2017-02-15 Come along--let's take a voyage through the boneyard. |
| biology of vertebrates: Patterns of Vertebrate Biology E.W. Jr. Jameson, 1981-06-30 This book grew from a series of lectures on vertebrate natural history. The topics have been developed over a period of nearly 30 years, and today scarcely resemble the original subject matter. The progress is primarily technical. Some concepts provide a synthetic framework for viewing much modern research, but many of these concepts either date from Darwin or have developed from obser vations of later students. Animal science courses follow a sequential pattern in which there are three discrete levels of undergraduate instruction. Initially, students study subject mat ter contained in such courses as biology and general zoology. These courses intro duce students to animal phylogeny, basic plans of morphology and certain phys iological aspects; incidental to these subjects the student acquires a broad zoological vocabulary. At the other end of the academic spectrum are courses that emphasize synthe sis and theory: evolution, zoogeography, behavior and ecology are important courses whose role is to explore the relationships of various aspects of the physical and biological world. In these courses theory and analysis prevail. They are not, however, essentially subject matter courses with distinct bodies of knowledge. |
| biology of vertebrates: Hyman's Comparative Vertebrate Anatomy Libbie Henrietta Hyman, 1992-09-15 The purpose of this book, now in its third edition, is to introduce the morphology of vertebrates in a context that emphasizes a comparison of structire and of the function of structural units. The comparative method involves the analysis of the history of structure in both developmental and evolutionary frameworks. The nature of adaptation is the key to this analysis. Adaptation of a species to its environment, as revealed by its structure, function, and reproductive success, is the product of mutation and natural selection–the process of evolution. The evolution of structure and function, then, is the theme of this book which presents, system by system, the evolution of structure and function of vertebrates. Each chapter presents the major evolutionary trends of an organ system, with instructions for laboratory exploration of these trends included so the student can integrate concept with example. |
| biology of vertebrates: Patterns of Vertebrate Biology E.W. Jr. Jameson, 2012-12-06 This book grew from a series of lectures on vertebrate natural history. The topics have been developed over a period of nearly 30 years, and today scarcely resemble the original subject matter. The progress is primarily technical. Some concepts provide a synthetic framework for viewing much modern research, but many of these concepts either date from Darwin or have developed from obser vations of later students. Animal science courses follow a sequential pattern in which there are three discrete levels of undergraduate instruction. Initially, students study subject mat ter contained in such courses as biology and general zoology. These courses intro duce students to animal phylogeny, basic plans of morphology and certain phys iological aspects; incidental to these subjects the student acquires a broad zoological vocabulary. At the other end of the academic spectrum are courses that emphasize synthe sis and theory: evolution, zoogeography, behavior and ecology are important courses whose role is to explore the relationships of various aspects of the physical and biological world. In these courses theory and analysis prevail. They are not, however, essentially subject matter courses with distinct bodies of knowledge. |
| biology of vertebrates: Feeding Kurt Schwenk, 2000-08-03 As the first four-legged vertebrates, called tetrapods, crept up along the shores of ancient primordial seas, feeding was among the most paramount of their concerns. Looking back into the mists of evolutionary time, fish-like ancestors can be seen transformed by natural selection and other evolutionary pressures into animals with feeding habitats as varied as an anteater and a whale. From frog to pheasant and salamander to snake, every lineage of tetrapods has evolved unique feeding anatomy and behavior.Similarities in widely divergent tetrapods vividly illustrate their shared common ancestry. At the same time, numerous differences between and among tetrapods document the power and majesty that comprises organismal evolutionary history.Feeding is a detailed survey of the varied ways that land vertebrates acquire food. The functional anatomy and the control of complex and dynamic structural components are recurrent themes of this volume. Luminaries in the discipline of feeding biology have joined forces to create a book certain to stimulate future studies of animal anatomy and behavior. |
| biology of vertebrates: Vertebrate Life F. Harvey Pough, Christine M. Janis, John B. Heiser, 2013-01-26 This is the eBook of the printed book and may not include any media, website access codes, or print supplements that may come packaged with the bound book. For courses in Vertebrate Zoology, Vertebrate Biology Function, and Paleontology Widely praised for its comprehensive coverage and exceptionally clear writing style, this best-selling text explores how the anatomy, physiology, ecology, and behavior of animals interact to produce organisms that function effectively in their environments and how lineages of organisms change through evolutionary time. The Ninth Edition features dozens of new figures and photos, updated information from molecular data and evolutionary development, and expanded discussions on global climate change, extinction, and conservation. |
| biology of vertebrates: The Dissection of Vertebrates Gerardo De Iuliis, Dino Pulerà, 2006-08-03 The Dissection of Vertebrates covers several vertebrates commonly used in providing a transitional sequence in morphology. With illustrations on seven vertebrates – lamprey, shark, perch, mudpuppy, frog, cat, pigeon – this is the first book of its kind to include high-quality, digitally rendered illustrations. This book received the Award of Excellence in an Illustrated Medical Book from the Association of Medical Illustrators. It is organized by individual organism to facilitate classroom presentation. This illustrated, full-color primary dissection manual is ideal for use by students or practitioners working with vertebrate anatomy. This book is also recommended for researchers in vertebrate and functional morphology and comparative anatomy. The result of this exceptional work offers the most comprehensive treatment than has ever before been available. - Received the Award of Excellence in an Illustrated Medical Book from the Association of Medical Illustrators - Expertly rendered award-winning illustrations accompany the detailed, clear dissection direction - Organized by individual organism to facilitate classroom presentation - Offers coverage of a wide range of vertebrates - Full-color, strong pedagogical aids in a convenient lay-flat presentation |
| biology of vertebrates: Comparative Anatomy of Vertebrates R. K. Saxena, Sumitra Saxena, 2015 This second edition has been thoroughly revised. Part A is devoted to the discussion of chordates' evolution and classification. Part B deals with comparative anatomy and provides an introduction to structure-function concept at the level of organs and the organ system. The subject matter is discussed briefly and lucidly and in a sequential manner. |
| biology of vertebrates: Biology of the Vertebrates Herbert Eugene Walter, 1939 |
| biology of vertebrates: Vertebrate and Invertebrate Animal Approaches José Rosa Gomes, 2014 This book is comprised of important contributions from expert researchers around the world concerning the biology of animals from a variety of approaches. In particular are manuscripts that deal with cellular, biochemical, genetic, reproductive, and ecological themes including various manuscripts regarding invertebrate animals. Regarding this last animal class, the science provides excellent models to study a lot of biological processes that can explain the evolution and diversity of life on the earth's surface. They are simple organisms, the studies of which can contribute to explanations of how the metabolic processes found in vertebrates and humans started and have been maintained. This book also provides results that demonstrate some effects and interactions among environmental conditions and drugs on the morphology and biochemical processes in cells, and it contains reviews concerning the interaction between pathogenic invertebrates and human diseases. The aim of these studies was to provide important results that are not commonly treated in traditional and experimental models within the current scientific scene. |
| biology of vertebrates: Biological Museum Methods George Hangay, Michael Dingley, 1985 |
| biology of vertebrates: Comparative Vertebrate Anatomy: A Laboratory Dissection Guide Kenneth Kardong, Edward J. Zalisko, 2005-05-05 This high-quality laboratory manual may accompany any comparative anatomy text, but correlates directly to Kardong's Vertebrates: Comparative Anatomy, Function, Evolution text. This text carefully guides students through dissections and is richly illustrated. First and foremost, the basic animal architecture is presented in a clear and concise manner. This richly illustrated manual carefully guides students through dissections. Throughout the dissections, the authors pause strategically to bring the students attention to the significance of the material they have just covered. |
| biology of vertebrates: Biology of the Vertebrates Herbert Eugene Walter, 1928 |
| biology of vertebrates: Biology of the vertebrates; a comparative study of man and his animal alli Herbert Eugene Walter, 1928 |
| biology of vertebrates: Molecular Biology of the Cell , 2004 |
| biology of vertebrates: Cellular Biology of Vertebrate Regeneration and Repair Anthony J. Schmidt, 1968 |
| biology of vertebrates: Biology of Invertebrate and Lower Vertebrate Collagens A. Bairati, 2013-03-08 Knowledge in the field of the biology of the extracellular matrix, and in particular of collagen, has made considerable progress over the last ten years, especially in mammals, birds and ln man with respect to very important applied medical aspects. Basic knowledge in the animal kingdom overall has increased more slowly and haphazardly. We, therefore, considered it useful to organize a meeting specifically devoted to the study of the invertebrate and lower vertebrate collagens. The NATO Scientific Division financed an Advanced Research Workshop aimed at bringing together experts qualified in collagen biology (with morphological, biochemical and genetic specialization) with researchers who are currently studying collagenous tissues of invertebrates and lower vertebrates. The Medical-Biology Committee of the CNR-Rome and the University of Milan also supplied interest and support for the organization of this Meeting. The format of the workshop consisted in: 1) main lectures on the most recent aspects of collagen biology; 2) minireviews on the current knowledge of collagenous tissues in the various invertebrate phyla and in fish; 3) contributed papers on particular aspects of research in specific fields; 4) workshops on the methodology of studying collagen. As we had intended, the Workshop gave a comprehensive overview of acquired knowledge and of the present state of research actlvlty. It permitted wide interdisciplinary discussion, enabling collabora tions to be established and new research themes to be chosen. This volume contains the text of all the contributions presented at the Meeting, including posters. |
| biology of vertebrates: The Evolution of Vertebrate Blood Clotting Russell F. Doolittle, 2012-11-15 llluminated by a great assortment of original illustrations, this remarkable book charts the step-by-step evolution of vertebrate blood coagulation. Intended for readers with a background in biological science, it is specifically targeted for those in the field of molecular evolution as well as for researchers in the area of blood clotting. After providing some general background in the areas of blood clotting, protein structure, animal systematics, and simple genomics, the book focusses in on the search for blood clotting genes in the genomes of non-mammalian vertebrates, including fish, amphibians, reptiles and birds. The inventory of genes found allows a reconstruction of events culminating in the complex clotting system observed in humans and other mammals. Also examined are the genomes of protochordates like the sea squirt, leading to conjecture about how blood clotting was first initiated. The orderly way in which gene duplications provided new genes for fine-tuning the system serves as a model for how complex physiological systems in general have evolved. The book ends with suggestions for specific genetic engineering experiments that can be done to illustrate how molecular evolution works. An extensive glossary and guide to the current literature combine to make this book ideal for course use as well as for self study. |
| biology of vertebrates: Comparative Vertebrate Reproduction Julian Lombardi, 2012-12-06 Comparative Vertebrate Reproduction is the only comprehensive textbook covering major topics in the reproductive biology of vertebrates, from sexuality and gametogenesis to reproductive ecology and life history tactics. The work draws heavily on recent reviews and papers while placing topics in a historical context and conceptual framework. In addition, the author provides detailed comparative surveys of each of the major topics discussed. Comparative Vertebrate Reproduction has been written as a textbook for upper-level undergraduate and graduate-level students in biology, zoology, physiology, animal science, and veterinary medicine. The work also serves as an excellent reference for researchers in medical and veterinary schools working in reproductive medicine. |
| biology of vertebrates: Cellular biology of vertebrate regeneration and repair Anthony J. Schmidt, |
| biology of vertebrates: The Dissection of Vertebrates Gerardo De Iuliis, Dino Pulerà, 2019-07-24 Detailed and concise dissection directions, updated valuable information and extraordinary illustrations make The Dissection of Vertebrates, 3rd Edition the new ideal manual for students in comparative vertebrate anatomy, as well as a superb reference for vertebrate and functional morphology, vertebrate paleontology, and advanced level vertebrate courses, such as in mammalogy, ornithology, ichthyology, and herpetology. This newly revised edition of the most comprehensive manual available continues to offer today's more visually oriented student with a manual combining pedagogically effective text with high-quality, accurate and attractive visual references. This new edition features updated and expanded phylogenetic coverage, revisions to the illustrations and text of the lamprey, shark, perch, mudpuppy, frog, cat, pigeon, and reptile skull chapters, and new sections on amphioxus or lancelet (Branchiostoma, Cephalochodata), a sea squirt (Ciona, Urochordata), shark musculature, a gravid shark, shark embryo, cat musculature, and the sheep heart. Using the same systematic approach within a systemic framework as the first two editions, The Dissection of Vertebrates, 3rd Edition covers several animals commonly used in providing an anatomical transition sequence. Nine animals are covered: amphioxus, sea squirt, lamprey, shark, perch, mudpuppy, frog, cat, and pigeon, plus five reptile skulls, two mammal skulls, and the sheep heart. - Winner of a 2020 Textbook Excellence Award (College) (Texty) from the Textbook and Academic Authors Association - Seven detailed vertebrate dissections, providing a systemic approach - Includes carefully developed directions for dissection - Original, high-quality award-winning illustrations - Clear and sharp photographs - Expanded and updated features on phylogenetic coverage - New sections on: amphioxus (Cephalochordata); sea squirt (Urochordata); shark musculature; gravid shark; shark embryo; cat musculature; sheep heart |
| biology of vertebrates: Reproductive Biology of South American Vertebrates William C. Hamlett, 2012-12-06 South America is one of the few areas of the world that includes vast areas of as yet undisturbed natural habitats. These areas are home to as many as half the world's species of plants and animals. Many of the animals inhabit ing these areas are of direct and immediate economic importance, while others are of unknown potential value. With economic development of these areas, there is a coincident disruption of natural habitats that have a direct impact on the reproductive capabilities of the affected species. Re production is central to the survival of all species and, regardless of the environmental stresses imposed on them, scientific attention must be fo cused on reproductive biology as a way to deal with these pressures. It is vitally important to gather as much research data as possible on the repro ductive biology of the species on this continent in order to provide gov ernmental agencies and scientists with the most accurate information on which to base decisions regarding development. This volume is intended to draw attention to these pressing matters by gathering a wide representation of scientists actively engaged in reproduction research relating to South American vertebrates. It is intended that this volume will serve as a re source for individuals and organizations interested in reproductive biology and species survival. An additional benefit is that economically important species, as well as potentially important ones such as sharks, will be dis cussed. |
| biology of vertebrates: The Physiological Ecology of Vertebrates Brian Keith McNab, 2002 Though physiological ecology has been a discipline since the 1950s, McNab redresses a perceived absence of a theoretical framework with a comparative, inductive approach to studying vertebrate evolution and ecology. He discusses the patterns and limits of adaptation to the environment, acclimation to temperature variation and material exchange with the environment, and the energetics of locomotion and growth. The final section treats the significance of energetics for population ecology and distribution. Includes a taxonomic as well as subject index. Suitable for advanced students and researchers in the biological and ecological sciences. The Gainesville, FL-based author is referred to by the foreword writer as a keen naturalist, but his credentials are not stated. Annotation copyrighted by Book News Inc., Portland, OR. |
| biology of vertebrates: Complex Organismal Functions D. B. Wake, 1989-09-28 Complex Organismal Functions: Integration and Evolution in Vertebrates D. B. Wake G. Roth Editors The complexity of forms and functions of organisms studied in an evolutionary context prompts a fundamental question of modern biology: how did complex functional systems, apparently stabilized by high degrees of integration, evolve to their present diversity? This and related questions were discussed by 48 distinguished scientists from many fields of vertebrate biology, including functional and comparative morphologists, neurobiologists, reproductive biologists and endocrinologists, developmental biologists, ecologists, ethologists, population geneticists, and theorists, at a Dahlem Workshop. This volume is a report of that meeting. The major areas of discussion were: evolutionary diversification of feeding mechanisms; evolution of locomotor systems; trends in reproductive biology, especially the repeated evolution of vertebrate viviparity; and alternative and complementary concepts of the production of evolutionary novelties and patterns. These topics reflect the excitement and dynamism of current debate in evolutionary biology and constitute a cohesive point of departure for further research. |
| biology of vertebrates: Vertebrate Life F. Harvey Pough, Christine Marie Janis, John B. Heiser, 2002 For courses in Vertebrate Zoology, Vertebrate Biology Function, as well as specialty courses in Paleontology and Herpetology. Widely praised for its comprehensive coverage and exceptionally clear writing style, this best-selling exploration of vertebrate life is the only accurate and up-to-date treatment of vertebrates that employs a phylogenetic perspective and focuses on how vertebrates work, integrating ecology, behavior, anatomy, and physiology in an evolutionary context. NEW - New Chapter 24 on conservation. Draws together information about the basic biology of vertebrates and shows students how it is essential for biological and regulatory decisions that affect the survival of species. NEW - A reorganization of chapters. Moves students quickly into chapters that deal with groups of living vertebrates. NEW - Simplified cladograms. Shows the evolutionary relationships of living forms without excessive detail. Makes cladograms easier for students to use and shows students the most current understanding of the evolutionary relationships of living and extinct vertebrates. NEW - Companion Website. Containing up-to-date links for each chapter, it gives students the opportunity t |
| biology of vertebrates: Biology of Invertebrate and Lower Vertebrate Collagens A Bairati, 1985-10-01 |
