When an animal moves from the endangered species list to being officially extinct, it's undeniably a sad day. The creature ...

Dire wolves became extinct towards the end of the last ice age, about 12,000 years ago. They became well known among Game of ...

True extinction is final, a point of no return where a species disappears forever. And sadly, species go extinct all the time ...

Here are the wildest extinct prehistoric creatures that aren't dinosaurs. It's hard to imagine how some of these animals even worked at all. A deal to end the Iran war seemed close. Then Trump started ...

Fossils reveal that there were at least two kinds of koala when humans first arrived in Australia, but one died out about ...

The “Mexican walking fish” faces extinction in the wild due to pollution and urban expansion in Mexico City’s lakes. Once revered by the Aztecs, now it survives mostly in labs. Found in Southeast Asia ...

Scientists with the BioRescue Consortium successfully created a northern white rhino embryo using eggs collected from one of ...

The bandicoot was extinct in the wild in 1991, but the marsupial has now been “bred for survival” and will be released across ...

Quick Take The Kungaka Is the Rarest Australian Rep... Why Was the Kungaka Mistaken for Another... Threats to the Kungaka Can ...

Once declared extinct, these creatures (sometimes called Austraillian badgers) have made a comeback ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: iStock An Ice Age cave discovery in Central Texas has provided stunning evidence that giant creatures once roamed ...