Glossary of animal biology terms

A glossary of terms and definitions used in biology and related disciplines such as zoology, zoogeography, palaeontology, animal taxonomy and classification and evolutionary biology.

Endemicnative to one area or continent only.
Eutheriansa subclass of mammals which give birth to well-developed young. Humans are part of this subclass.
Gondwanathe ancient southern supercontinent that included Australia, New Guinea, South America, Africa, India and Antarctica.
Marsupialsa subclass of mammals which give birth to undeveloped young, which are attached to their mother's teat. The teats are generally located in a pouch.
Monotremesa subclass of mammals which includes the Platypus and Echidnas. They are the only mammals that lay eggs.
Pleistocene Epochapproximately 2 million - 10,000 years ago.
Pliocene Epochapproximately 5 - 2 million years ago.


Ondine Evans , Web Researcher/Editor
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