Debate over role of hunting in giant kangaroo extinction

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Updated June 26, 2009 12:42:27

Researchers in Australia have put forward a theory that a species of giant kangaroo, weighing more than 200 kilograms, was hunted to extinction by humans 45-thousand years ago.

But the hunting theory has been challenged by other researchers as a leap of faith based on scant evidence. Many suggest climate change played a part in wiping out the massive marsupials.

Presenter: Liam Cochrane
Speakers: Dr Judith Field, University of Sydney; Gavin Prideaux, a palaeontologist from Australia's Flinders University

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