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
Bats sleep 18-20 hours per day.
5
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
18
Mosquitoes don't just bite you, they also pee on you.
11
Sloths take two weeks to digest their food.
243
Sharks, like other fish, have their reproductive organs in their chests.
248