White rhinos reintroduced to DR Congo national park

Sixteen southern white rhinoceroses have been released into DR Congo's Garamba national park, officials said on Saturday, reintroducing an endangered species that was decimated by poaching.

In a changing ecosystem, Yellowstone grizzly bears are resilient

Grizzly bears in the Greater Yellowstone Ecosystem have been able to gain the body fat they need for hibernation even as population densities have increased and as climate change and human impacts have changed the availability ...

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