The path out of oblivion for Przewalski's horse lies in getting on a plane to China, Mongolia and, most recently, the Russian steppes.
A big-eared bat which was thought to be extinct has been found in a forest in Papua New Guinea, highlighting the unique biodiversity of the developing nation, researchers said.
Something wiped out nearly all life on Earth more than 250 million years ago, and whatever unleashed this mass die-off acted much faster than previously thought.
The jaguar could soon become extinct in Brazil's tropical Atlantic forest, threatening the shrinking primitive forest itself.
An extinct steppe cheetah has been seen in a desert near the Aral Sea.