Chimpanzees in the wild reduced to 'forest ghettos'

Urban expansion and hunting have pushed chimpanzees, humanity's closest relative in the animal kingdom, into shrinking islets of wildness, top experts said Tuesday after a three-day meeting in Germany.

Study sheds new light on extinction risk in mammals

Researchers have long assumed that habitat fragmentation contributes to extinction risk for animals, but until now, they have not been able to measure it for a major group of animals on a global scale. In a first-of-its-kind ...

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