Jellyfish as a species are actually older than dinosaurs and sharks.
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Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Lobsters have blue blood.
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Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
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