Bats sleep 18-20 hours per day.
5
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Female kangaroos have three vaginas.
2
Sheep, goats, octopuses, and toads have rectangular pupils.
7
The seahorse is the only fish to have a neck.
12
Elephants are terrified of Bees and actually have a special, distinct vocalization for “Run away the Bees are angry”
49
Whales and dolphins can't taste anything other than salt.
11
Jumping fleas can accelerate 50 times faster than the space shuttle.
218