Some species of fish have voices!
81
Frogs sometimes eat enough fireflies that they themselves glow.
71
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 venom of the king cobra is so deadly that just one gram of it can kill 150 people.
76
Bluebirds cannot see the color blue.
40
A dragonfly has a lifespan of 24 hours.
24
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