Only 3% of bird species have penises.
0
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
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
The oldest recorded elephant lived for 82 years.
213
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8