A tiny fish long feared lost has resurfaced in Bolivia, offering a rare conservation success story amid widespread habitat ...

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 ...

Decade-Long Study Reveals Zombie Worms Are Missing from the Sea—Scientists Flag Concern ...

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 ...

It's a fish story with a big, unexpected plot twist. A native Great Lakes whitefish thought extinct for nearly 40 years has been rediscovered by scientists – in the wrong Great Lake. The Shortnose ...

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 ...

Hundreds of tiny endangered fish slipped from orange plastic buckets into a glittering lagoon in Malibu on Tuesday, returning home five months after being whisked away from threats wrought by the ...

Great whites are one of more than 20 Mediterranean shark species protected under international law, meaning it is illegal to ...