Guinea. • The absolute extinction is attributed to competition from indigenous humans and invasive dingoes. • Humans had an adverse effect on the environment and brought disease to Australia that their arrival drove the thylacine to extinction. Extinction in Tasmania • Although the thylacine was extinct on mainland Australia, it survived into the 1930s on the island state of Tasmania. • The Van Diemen's Land Company introduced bounties on the thylacine from as early as 1830, and between 1888 and 1909 the Tasmanian government paid £1 per head. • The animal had become extremely rare in the wild by the late 1920s. • The last known thylacine to be killed in the wild was shot in 1930 by Wilf Batty, a farmer from Mawbanna. Benjamin • The last captive thylacine, later referred to as "Benjamin", was trapped in the Florentine Valley by Elias Churchill in 1933, and
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