A tiny fish long feared lost has resurfaced in Bolivia, offering a rare conservation success story amid widespread habitat destruction. Moema claudiae, a seasonal killifish unseen for more than 20 ...

"We now have the opportunity to preserve this species in the wild." Scientists rediscover creature thought to be extinct for ...

For years, scientists assumed one small freshwater fish had slipped out of existence without much notice. Moema claudiae ...

A fish previously declared extinct has been released back into the wild in Australia. The olive perchlet, a small oval-shaped fish with large eyes, was considered extinct in Victoria, Australia, in ...

The ivory-billed woodpecker, along with 22 other species of birds, fish, mussels and other wildlife, is set to be declared extinct and removed from the endangered species list, US wildlife officials ...

Missouri’s drinking water has an unlikely guardian: a tiny endangered fish found only in Perryville’s cave system.

A new study, published on May 21 in the journal Nature, has revealed surprising information about the origins of human teeth. Our teeth evolved from the piercing “body armor” of extinct fish, which ...

The Department of the Interior announced the new proposal in November, stating the rules support the administration’s focus ...

Edison High School in Huntington Beach celebrated the addition of new holding tanks for the species when disasters strike and ...

Proposed changes by the Trump administration to the federal Endangered Species Act are raising alarm among conservationists ...