In a mass extinction event some 40,000 years ago, Australia lost 90% of its large species, including nearly two dozen kinds ...

A lion has been spotted in Chad's Sena Oura National Park, where the big cats have not been seen since 2004 and were believed to be extinct until now. A photo of a lioness was released by a team ...

The extinction of the megafauna – giant marsupials that lived in Australia until 60,000 to 45,000 years ago – is a topic of ...

For decades, a model of a partial skeleton of the marsupial lion — Thylacoleo carnifex ... has challenged academic understandings of the extinct carnivore. Discoveries at Naracoorte in ...

The group of Australian and US scientists plan to take stem cells from a living marsupial species with similar DNA, and then use gene-editing technology to "bring back" the extinct species - or an ...

Two features unite them: a generally large body size and being extinct. By 40,000 years ... birds , the rhino-sized marsupial Diprotodon , marsupial lions and many others. The cause of this ...