The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
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A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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Ants have tiny magnetic compasses in their antennae which help them navigate.
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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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Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
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In order to enhance the taste, Japanese macaque wash their food in salt water before they eat. They also make snowballs for fun!
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Mosquitoes don't just bite you, they also pee on you.
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