Cows can sleep standing up, but they can only dream lying down.
745
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
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
The station master and operating officer at the Kishi Station, Japan, is a cat!
18
Jellyfish as a species are actually older than dinosaurs and sharks.
383