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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Tigers can see 6 times better at night than humans.
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Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
The Platypus used to be considered a myth like Bigfoot and the Yeti.
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When cats are happy, they may squeeze their eyes shut.
10
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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