Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Cats sleep for 70% of their lives.
8
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16