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Nature
Newborn Muskox's First Day
Within hours of being born, a muskox calf is ready to start exploring. Meanwhile, its mother keeps a careful eye on her newborn. Muskoxen were hunted to extinction in Alaska by 1860 but were reintroduced in the 1930s. There are now a few thousand in the state.
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The loneliest animals are the most endangered species on the planet.
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Relationships with cats and dogs are some of the longest and most intimate of our lives.
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In the 1960s, the bald eagle became an emblem of environmental degradation.
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Male animals will stop at nothing for the right to mate with a female.
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The behavior of female animals.