An estimated 26 per cent of Africa’s freshwater fish species are threatened (including those assessed as Critically ...

As he was sorting through and re-classifying them – assigning them to long-extinct species – he noticed a small ... "They would have been super scary to look at… it's the closest thing you have to a T ...

Fifty years since the release of Jaws, these photographers are showing a different, less frightening view of great white sharks.

The Indonesian coelacanth, a fish once thought to be extinct for 70 million years, was discovered alive in greater numbers than anticipated. Divers recently found and photographed a living ...

From fearsome land mammals to deadly sea creatures, we rank the most terrifying animals that once roamed Earth.

The olive perchlet, a small oval-shaped fish with large eyes, was considered extinct in Victoria, Australia, in the 1980s after being last spotted in nature in 1929, according to the Australian ...

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

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 ...

No one saw a Mekong giant salmon carp for 15 years, but then the species was spotted in areas of Cambodia that suggest it may be found in more locations.

A giant "ghost fish" salmon carp in Asia's Mekong River that scientists believed to be extinct has been spotted three times after almost 20 years, according to a new study.