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
A 42-foot sperm whale has about 7 tons of oil in it.
209
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
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
Mosquitoes don't just bite you, they also pee on you.
11
The elephant brain weighs about 6,000g.
274
The cat brain weighs about 30g.
167