Another rare and prehistoric fish washed ashore on Fripp Island in Beaufort County this week. Here’s what we know.

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 ...

These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

Researchers have rediscovered a rare fish species presumed to be extinct after it was not seen for more than eight decades.

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 ...

There are plenty of contemporary creatures that inspire fear. For example, the northern green anaconda is the heaviest snake in the world and weighs more than a football player. Should you encounter ...

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 ...

Long before whales dominated the oceans, Earth’s seas were home to a fish so massive it continues to challenge our ...

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 ...

The "Mekong ghost" has resurfaced. After nearly two decades without a trace, the elusive giant salmon carp (Aaptosyax grypus) has been spotted once again in the waters of Cambodia, reigniting hope for ...