New contagious form of cancer discovered

Contagious cancers may not be as rare as thought, say scientists who have discovered a second transmissible cancer in Tasmanian devils - small dog-sized ferocious carnivores found in the Australian island state of Tasmania.

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Transmissible cancers - cancers which can spread between individuals by the transfer of living cancer cells - are believed to arise extremely rarely in nature. One of the few known transmissible cancers causes facial tumours in Tasmanian devils, and is threatening this species with extinction. More...

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