There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
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
A dairy cow can produce more milk when listening to music.
446
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Tigers, leopards, and jaguars love "Calvin Klein's Obsession for Men". The scent is used to attract animals to cameras in the wilderness, and was even a turn on for one pair of Jaguars who were subject to it.
17
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
The elephant brain weighs about 6,000g.
274