We tell the tragic story of Steller's sea cow - a marine animal that went extinct just 27 years after it was first discovered.

Over a million species of animals and plants are now hanging by a thread, more than ever before in human history, says the International Science-Policy Platform on Biodiversity and Ecosystem Services ...

Smithsonian researchers and collaborators at Qatar museums describe a sea cow bonebed in Qatar that is among the richest deposits of marine mammal fossils in the world Salwasiren was a miniature ...

An artistic reconstruction of a herd of ancient sea cows foraging on the seafloor. In southwest Qatar, fossils of a new species of ancient sea cow, Salwasiren qatarensis, were found in 21-million-year ...

Some of these incredible creatures have already taken their final bow. So today, we’ve rounded up a list of animals that have sadly gone extinct: some in recent years, others within our lifetime. From ...