A beautiful photo of coral on the Great Barrier Reef, Australia. Corals are marine animals that play an important role in the formation of large reef sytems.

A close up photo of a sea urchin on Australia's Great Barrier Reef, off the coast of Queensland. Sea urchins are small marine animals with round, spiky shells.

This five-part encyclopedia article explores a wealth of information regarding animals. Content includes a look at animal science, different ways of life, the interaction between animals and people, the dinosaurs, and sea life.

The zoologist Ann Haven Morgan (1882-1966) began her career as an assistant to Cornelia Clapp at Mt. Holyoke College. After receiving a Ph.D. from Cornell University (1912), Morgan did research at the Marine Biological Laboratory and...

Cartoon illustration of a seal pup.

Cartoon-style drawing of a humpback whale.