Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
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Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
A group of pugs is called a grumble.
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