Bull trout were listed as “threatened” under the Endangered Species Act in 1999 in Idaho, Nevada, California, Oregon, ...

The wood stork was once on the brink of extinction and now can be found in 13 counties across Georgia's coast and southern ...

With each passing year, species across the United States face an uncertain future. As habitats continue to be destroyed, climate change destabilizes weather patterns, and invasive species take over ...

Nineteen new species have been added to Australia’s critically endangered list, including a wingless stonefly found in about four square kilometres of a Victorian mountain. In total, 34 new species ...

California wildlife officials on Thursday voted to list six small, isolated mountain lion populations as threatened under the state Endangered Species Act.

A group of critically-endangered snails returned to the wild on Norfolk Island last year are not only surviving, but ...

The U.S. Fish and Wildlife Service settled federal litigation over the species’ plight. But the wood stork will lose its ...

Brown tree snakes, which are invasive in Guam, have caused local extinctions of bird and bat species. Eradication efforts are ...

They're now listed as threatened, which offers special protections for the charismatic big cats and their habitats.

Cape Town, in South Africa, is famous for its dramatic mountains and coastline, but its greatest treasure lies in the plants ...

DNA evidence has revealed red pandas are the last of their lineage, making conservation more important than ever.

Forty years ago, wood stork populations in Florida were plummeting. But federal and private efforts have made a dramatic difference, officials say.