Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
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Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
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In Australia, there are spiders big enough to eat snakes.
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Early American humans hunted car-size armadillos and used their shells for houses.
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The ancestor of all domestic cats is the African Wild Cat which still exists today.
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Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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