Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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When dragonflies mate, their tails form a love heart.
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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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A scorpion can hold its breath for up to 6 days.
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Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
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