Less ferocious Tasmanian devils could help save species from extinction

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Evolving to become less aggressive could be key to saving the Tasmanian devil -- famed for its ferocity -- from extinction, research suggests. The species is being wiped out by Devil Facial Tumour Disease (DFTD), a fatal infectious cancer spread by biting. The new study found the less often a devil gets bitten, the more likely it is to become infected with the cancer.

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