Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Only 3% of bird species have penises.
0
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 newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109