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
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
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
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Sharks have been on the planet longer than trees.
14
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8