It’s one small step for a penguin chick, one giant step for penguin-kind. A four-month-old critically endangered African ...

It's a boy! An endangered baby penguin born late last year is now making his debut at the New York Aquarium.

An African penguin, an endangered species, joined his parents and other penguins at the New York Aquarium's Sea Cliffs ...

Mitik, an orphaned walrus calf rescued off the coast of Alaska, sits on a table near his tank at the Wildlife Conservation Society’s New York Aquarium in the Coney Island, Brooklyn. Mitik suffered ...