The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
The cat brain weighs about 30g.
167
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
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
In Australia, there are spiders big enough to eat snakes.
20
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
The elephant brain weighs about 6,000g.
274