Jumping fleas can accelerate 50 times faster than the space shuttle.
218
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
Lobsters have blue blood.
476