Zoo welcomes four rare lion cubs whose population is extinct in wild - Fewer than 200 Barbary lions are thought to exist in ...

These giant predatory dragonfly-like insects are one of the largest-known flying insect species of all-time (if not the) with a wingspan of up to 2.5 feet, according to Furman University.

The recent claim that a U.S. biotechnology company resurrected the long-extinct dire wolf through genetic engineering seemed to shock the science world. The species of canine -- about the same ...

An update to the International Union for Conservation of Nature's Red List of Threatened Species has declared 31 animal and plant species extinct. That total includes the lost shark, listed as ...

There’s No ‘Undo’ Button for Extinct Species When one company proclaimed it had brought back the dire wolf, the response was joyous. But de-extinction remains a dangerous fantasy.