There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
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It has been estimated that a bite from a grizzly bear can crush a bowling ball.
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Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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Cats and dogs can hear ultrasound.
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