The Basenji dog is the only dog that is not able to bark.
4
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
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
Dogs sometimes fake being sick to get attention.
26
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Early American humans hunted car-size armadillos and used their shells for houses.
12
Rattlesnake mating sessions have been known to last more than 22 hours.
232