The company that claims to have "resurrected" the dire wolf has its sights set on the woolly mammoth, dodo bird and Tasmanian tiger.

A thylacine or 'Tasmanian wolf', or 'Tasmanian tiger' in captivity, circa 1930. These animals are thought to be extinct, since the last known wild thylacine was shot in 1930 and the last captive ...