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Welcome to Wild But True with your host,
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Malcolm Walker. Today, we're going to
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look at 10 amazing animals and find out
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some surprising facts about them. Let's
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get into it. One, octopuses have three
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hearts. Two of these hearts pump blood
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to the gills where it picks up oxygen,
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and then the third heart pumps the
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oxygenated blood to the rest of the
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body. And here's a fun fact, the main
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heart actually stops beating when they
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swim around. Instead, the two branial
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hearts pump blood throughout the
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octopus's body. Two, giraffes only sleep
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for about 30 minutes a day. They take
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lots of little power naps while standing
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up. Sleeping while standing means that
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they do have to waste energy on moving
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into a sleeping position or waking up.
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Plus, it keeps them more alert for
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predators. Three, penguins can leap up
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to 9 ft or about 3 m out of the water.
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They do this by tucking their wings and
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legs and using powerful bursts of speed
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and air bubbles on their feathers to
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rocket jump onto the ice. Asterisk 4.
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Hedgehogs have around 5,000 to 7,000
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spines. Each spine lasts about a year
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before falling out and being replaced by
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a new one. They can also raise and lower
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their spines independently of each
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other. Kind of like tiny spears being
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raised and lowered by a skilled warrior.
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I've elephants can hear with their feet.
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They pick up vibrations through the
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ground by the cells in their feet that
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are sensitive to pressure. These
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vibrations could be from distant thunder
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or even an elephant's call away. And
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blue whales have hearts the size of a
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small car. Weighing about 400 lb or 181
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kg, these massive hearts help pump blood
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around the whale's body. The heartbeat
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of a blue whale can be heard more than 2
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m or 3.2 km away. Asterisk 8. Crows can
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recognize human faces. They remember
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people who treat them well and people
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who might try to harm them and will warn
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other crows of the danger. Nine. Male
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seahorses get pregnant. After females
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lay their eggs in the male's pouch, the
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male fertilizes them and carries them
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until they hatch. And just like that, he
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becomes a dad. 10. Raccoons wash their
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food even when there's no water around.
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They rub their food in the water until
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it's completely covered. And if there's
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no water, they'll mimic the motion of
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rubbing. Scientists think this may be a
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way to heighten their sense of touch so
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they can better feel the texture of the
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food. That was a look at 10 amazing
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animals. Did you learn something new? If
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so, let me know down in the comments.
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And before you go, make sure to click
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the subscribe button so you never miss
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an exciting episode. See youa.