Sometimes, an animal that was thought to be extinct will show up somewhere remote, and we can rejoice that we have another chance to save it. From the prehistoric fish that experts thought had been ...

The houting, a fish species that lived in North Sea estuaries and is officially extinct, turns out to be alive and well. Researchers from the University of Amsterdam and the Natural History Museum ...

The desert rat-kangaroo — a small marsupial species — was declared extinct in 1994. But, scientists believe it could be alive and “evading detection,” according to a new study.

Isolation allows creatures to thrive as their relatives perish due to the threats present on much larger landmasses ...

Researchers said the rare species “abruptly disappeared” from the region following an El Niño event. Now it is thriving.

In the last ten years, at least 15 species have officially checked out, never to be seen again. It's ironic to think how these creatures once roamed the planet with us, but now, they're just part ...

Trail camera in New South Wales national park recorded a Leadbeater’s possum, critically endangered species long thought to be locally extinct, officials said.

What is Denisovan DNA? 01:56 An ancient jawbone discovered in Taiwan belonged to an enigmatic group of early human ancestors called Denisovans, scientists reported Thursday.. Relatively little is ...

Trail camera in New South Wales national park recorded a Leadbeater’s possum, critically endangered species long thought to be locally extinct, officials said.

Until recently, Leadbeater’s possums were found only in the state of Victoria and, as of June 2022, had an estimated population of “less than 40” animals, according to Friends of Leadbeater ...