Tigers can see 6 times better at night than humans.
305
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
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Only 3% of bird species have penises.
0