Before native species can be returned to their former ranges, conservationists must first know where these former habitats ...

If you spend much time watching online videos depicting releases of rescued wildlife, you’ll find that most people are ...

A groundbreaking discovery has revealed a completely new species never seen before by science. Researchers are studying its unique traits, behavior, and habitat, raising exciting questions about how ...

From shorebirds flying between their Arctic breeding grounds and southerly foraging ranges to freshwater fish returning to native spawning streams, migratory animals are struggling. About half of all ...

Having failed to meet a deadline and getting sued for it, a federal agency Wednesday agreed to decide whether to list a rare ...

It’s war against Arizona's invasive species, though it’s not clear that humans are winning.

Over the long and complicated course of evolutionary history, mammals independently turned towards water to make a home multiple times. While many of the warm-blooded animals that abandoned dry land ...

What is the Endangered Species Act, and why am I hearing more about it now? The Endangered Species Act (ESA) was passed by Congress in 1973 to protect species classified as endangered and their ...

New research reveals that changes following the recent and dramatic decline in Antarctic sea ice could help a low-nutritional ...

Researchers find that artificial habitats can support populations of Carter’s freshwater mussels in southwestern Australia.

A plantation worker photographed this new genus of mammal in New Guinea, thought to have been dead for 6,000 years.

Pinks, the smallest Pacific salmon species, are booming. That's spelled trouble for other fish species struggling for ...