Penguins have a gland above their eye that turns saltwater into freshwater.
12
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 Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Mosquitoes don't just bite you, they also pee on you.
11
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20