Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
The cat brain weighs about 30g.
167
Bats sleep 18-20 hours per day.
5
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
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Jumping fleas can accelerate 50 times faster than the space shuttle.
218