The emperor penguin has been declared an endangered species as climate change​ pushes the icon of Antarctica a step closer to extinction, the global authority on threatened wildlife says.

Polar bears are the largest of the bear species. Thanks to their protein-rich and fat-filled diets, these unique marine bears ...

An occasional series where Mongabay founder Rhett Ayers Butler shares analysis, perspectives and story summaries. On a remote ...

The late 1900s were a time of rapid change for our planet, and unfortunately, some of its most unique inhabitants did not survive. Between the 1980s and 1990s, several animal species disappeared ...

Nearly 300 birds, fish, mammals and other critters have federal protection in the Golden State.