As species recover, some threaten others in more dire shape

Concealed behind trees near Lake Michigan, two scientists remotely manipulated a robotic owl on the forest floor. As the intruder flapped its wings and hooted, a merlin guarding its nest in a nearby pine darted overhead, ...

Red pandas face a fractured future

The much-loved red panda is renowned for its tree-climbing ability and adorable nature, but new research shows the endangered mammal is being driven closer to extinction.

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