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
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Bats sleep 18-20 hours per day.
5
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40