Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
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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 most expensive cow in the world was sold in 2009 for $1.2 million.
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When cats are happy, they may squeeze their eyes shut.
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