The rhino, named Doppsee, is critically endangered and began showing signs of a sudden and serious health decline.

Doppsee experienced "a medical emergency" on Monday, July 28, zoo officials said, and is undergoing care as zoo staff ...

And underwater camera captured footage of an Angelshark, one the world’s rarest shark species. The post Rare sighting of ...

MILWAUKEE - The Milwaukee Police Department is seeking the public’s assistance in locating a critically missing, endangered ...

For the first time in over a decade, Cheyenne Mountain Zoo staff are celebrating a new baby at the zoo’s Primate World ...

The Cheyenne Mountain Zoo in Colorado Springs recently welcomed an exciting new addition—a critically endangered Western ...

Milwaukee Police are searching for Jamyla Norwood, a missing 13-year-old last seen in a pink bonnet and yellow shoes.

A critically endangered California condor was shot in Colorado and now investigators are asking for help from the public to track down whomever is responsible. The California condor was discovered ...

Fewer than 400 Sumatran tigers remain in the wild, making every confirmed sighting scientifically significant.

Critically Endangered female angel sharks (Squatina squatina) are changing normal mating routines in warming oceans as they ...

The Fort Worth Zoo is celebrating historic conservation success with the third annual hatchings of the gharial crocodile.

Tom Middleton/Shutterstock Listed as critically endangered on the IUCN Red List, the Eskimo curlew was last seen with certainty in 1963. Some scientists speculate it might already be extinct.