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.
| Endemic | native to one area or continent only. |
| Eutherians | a subclass of mammals which give birth to well-developed young. Humans are part of this subclass. |
| Gondwana | the ancient southern supercontinent that included Australia, New Guinea, South America, Africa, India and Antarctica. |
| Marsupials | a 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. |
| Monotremes | a subclass of mammals which includes the Platypus and Echidnas. They are the only mammals that lay eggs. |
| Pleistocene Epoch | approximately 2 million - 10,000 years ago. |
| Pliocene Epoch | approximately 5 - 2 million years ago. |
Ondine Evans
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