It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Whales and dolphins can't taste anything other than salt.
11
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Sheep, goats, octopuses, and toads have rectangular pupils.
7
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
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212