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Old 10-19-2010, 10:52 AM   #1
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Default A Third of ‘Extinct’ Mammals May Still Be Alive

A Third of ‘Extinct’ Mammals May Still Be Alive
By Brian Switek Email Author
September 29, 2010 | 2:47 pm
Wired Science

A Third of ‘Extinct’ Mammals May Still Be Alive | Wired Science | Wired.com
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It turns out that rumors of the extinction of more than a third of these species have turned out to be premature, the scientists report in Proceedings of the Royal Society B Sept. 29. At least 67 species — a little more than a third of those presumed to be extinct — were later found again. And in most cases, these were animals that had been hardest hit by habitat loss.

Humans and invasive species have been significantly more efficient killers. It’s rare that a species reported extinct due to one of these causes has been seen again.

“If you think that a missing species is extinct and the main cause of decline was introduced predators such as feral foxes, cats or rats, then you are very likely to be right,” Fisher said. But, she added, “If the main cause of decline was habitat loss, you are quite likely to be wrong if you say that it’s extinct, unless...
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