It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
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 CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
The colossal squid has the largest eyes in the world.
4
Whales and dolphins can't taste anything other than salt.
11