Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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A fall of 30 feet can be survived by most cats.
10
Crocodiles swallow stones to help them dive deeper.
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Cuban rescue workers use sniffer rabbits to find people in collapsed buildings.
10
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
There wasn't a single pony in the Pony Express, just horses!
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A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Goats do not have upper front teeth.
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