Zoology
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- Wolf and Wildlife Studies
- Discusses ongoing field research concerning the behavioral habits of the Fishtrap wolf pack in northwest Montana.
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- World on the Move: Great Animal Migrations
- BBC's Natural History Unit gathers information from correspondents, scientists and amateur naturalists to monitor migrating mammals, birds and insects as they travel.
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- NPR: Animal Thought and Communication
- Ira Flatow and guests look at thought and communication in apes, gorillas and monkeys [Real Audio broadcast]. (January 16, 2004)
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- Sonoran Arthropod Studies Institute
- Researches insects, arachnids and other arthropods that affect the Sonoran ecosystem. Located in Tucson, Arizona.
- 45
- Anatomical Terms of Location
- Article from Wikipedia describing the complex terminology necessary to be used when describing the anatomy of animals in order to avoid confusion.
- 46
- Bone
- Article from Wikipedia describing the characteristics, functions and types of bone and how bone is formed.
- 47
- Breathing in Stegocephalians
- Most tetrapods breathe with the lungs that they inherited from their ancestors such as the coelacanth and lungfishes and this is probably also true of extinct groups of stegocephalians.
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- Chordata
- Information on the invertebrate members of the phylum Chordata, what they have in common, and the characteristics of the two subphyla, Urochordata and Cephalochordata.
- 49
- Department of Vertebrate Zoology
- Information on the research and programs being undertaken at the Smithsonian Museum of Natural History.
- 50
- Hearing in Stegocephalians
- In this article, Michael Laurin outlines the anatomy and evolution of the outer, middle and inner ear in land vertebrates.
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- Invertebrate Members of the Phylum Chordata
- Outlines the differences between the subphylum Vertebrata and the two subphyla, Urochordata and Cephalochordata.
- 52
- Life History of Stegocephalians
- Michael Laurin outlines the life history of tetrapods and extinct terrestrial vertebrates.
- 53
- Molecular Patterns of Sex Determination in the Animal Kingdom: a Comparative Study of the Biology of Reproduction
- Abstract from an article studying a variety of regulatory mechanisms that determine the sex of offspring in the animal kingdom.
- 54
- Other Animal Sounds
- Clips recorded by Doug Von Gausig of the sounds made by various amphibians, reptiles, mammals and birds.
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- Phylogeny of Stegocephalians
- Stegocephalians are tetrapods with digits rather than fins. Michael Laurin explores the relationship between the extant and the extinct members of this group.
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- Sensory Systems in Amphioxus: A Window on the Ancestral Chordate Condition
- Abstract from a paper comparing the sensory systems of vertebrates with the less-developed systems of Amphioxus.
- 57
- Skulls: Structure and Function
- Though primarily designed to protect the brain, the architecture of an animal’s skull can help scientists to deduce many of its dietary and social patterns.
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- Terrestrial Vertebrates
- Describes the principle characteristics of tetrapods, which have well defined joints and digits, their classification and phylogenetic relationships.