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11. Turkey vultures’ nostrils are the same size as their talons so that they can pick dead flesh out of their nose. They also pee down their legs to cool down and to prevent bugs in their food coming up into their feathers. Also, one of their key defensive mechanisms is to throw up. Since they eat dead animals, the stink is often enough to drive off other animals. They’ll also vomit on their young to keep away predators. More generally of all birds, they apparently don’t get rabies, so it’s a good way to dispose of rabid corpses. They also poop before they take off to lower weight.
12. Ducks can sleep half of their brains. They can even choose which side. They often rest in circles with the outside ducks sleeping the inward half of their brain and keeping watch with the outward.
13. If there are too many male clownfish and not enough female clownfish one of the male clownfish will become female.
14. A grizzly bear’s bite is strong enough to crush a bowling ball.
15. A barnacle has a 16:1 penis to body ratio. As in its penis is 16 times larger than his body.