Division the North Atlantic right whale was spotted entangled in fishing gear on Dec. 3 ...

Federal wildlife officials decided not to list coast Chinook salmon as threatened or endangered, ending multiple requests ...

U.S. Rep. Cliff Bentz once again is pushing to remove the gray wolf from the Endangered Species Act. The Oregon Republican, ...

On a lawn inside the Bronx Zoo, rows of headstones display multiple animal species, making for an eerie display during the ...

Monarch butterflies are now listed as endangered.

Late last month, the Trump administration proposed to roll back specific Endangered Species Act (ESA) regulations that would, ...

Every five years, a small group of biologists and environmentalists assemble in a large corner office in Springfield with long glass windows. Inside that room, they weigh in on the fate of every ...

Scientists confirmed the first east-to-west Atlantic migration of a North Atlantic right whale, traveling 3,000 miles from ...

Rare orangutan species faces extinction after devastating Indonesia floods - Local rangers say they are struggling to find ...

Fossil skulls reveal how extinct mammals smelled the world, with new research linking olfactory bulb size to gene counts.

Endangered species, including tiger body parts, shark fins and pangolin scales, are being offered for sale on Facebook, BBC ...

The Missouri Department of Conservation released more than 15,000 Scaleshell mussels into the Osage River this fall -- the ...