Dire wolves actually existed, living up to 10,000 years ago before going extinct.
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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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Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
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Condoms were originally made of animal intestines or linen.
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It has been estimated that a bite from a grizzly bear can crush a bowling ball.
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Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
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Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
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