Rattlesnake mating sessions have been known to last more than 22 hours.
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Dire wolves actually existed, living up to 10,000 years ago before going extinct.
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The oldest recorded elephant lived for 82 years.
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Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
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By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
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Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
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