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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If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
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A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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The elephant brain weighs about 6,000g.
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The ancestor of all domestic cats is the African Wild Cat which still exists today.
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Ants have tiny magnetic compasses in their antennae which help them navigate.
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