If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
A puppy is born blind, deaf, and toothless.
16
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
The octopus does not have a blind spot.
273
Early American humans hunted car-size armadillos and used their shells for houses.
12
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17