Penguins have a gland above their eye that turns saltwater into freshwater.
12
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
The reindeer is the only mammal that can see UV light.
17
A cat can jump FIVE TIMES as high as it is tall!
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