Ants have tiny magnetic compasses in their antennae which help them navigate.
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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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The head of a jellyfish is called the "Bell."
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The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
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Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
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Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
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