A crocodile cannot stick out its tongue.
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The starfish is one of the few animals who can turn it's stomach inside-out!
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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 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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Domestic cats hate lemons or other citrus scents.
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The elephant brain weighs about 6,000g.
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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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