It has been estimated that a bite from a grizzly bear can crush a bowling ball.
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Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
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Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
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Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
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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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There are approximately three chickens for every human on Earth.
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In Australia, there are spiders big enough to eat snakes.
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