Gorillas can catch human colds and other illnesses.
205
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
A group of pugs is called a grumble.
10
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57