The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
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A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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The oldest recorded elephant lived for 82 years.
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Sloths take two weeks to digest their food.
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