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 ...

Changes in rat size reveal habitat of 'Hobbit' hominin

A study of rat body sizes shifting over time gives a glimpse into the habitat of the mysterious hominin Homo floresiensis—nicknamed the "Hobbit" due to its diminutive stature.

Ancient mammal ancestor found and identified in China

A team of researchers from China and the U.S. has identified a new ancient mammal ancestor recently found in a part of China. In their paper published in the journal Nature, the group describes the creature, which they have ...

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