Australians find huge mega-wombat graveyard (Update)

Australian scientists Thursday unveiled the biggest-ever graveyard of an ancient rhino-sized mega-wombat called diprotodon, with the site potentially holding valuable clues on the species' extinction.

Giant Australian marsupials were like no other

A giant prehistoric Ice Age marsupial related to wombats and koalas has been discovered to be the only marsupial known to have ever followed annual seasonal migration.