There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
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When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
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In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
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Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
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Dire wolves actually existed, living up to 10,000 years ago before going extinct.
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