Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
One in three dog owners say they have talked to their pets on the phone.
427
Gorillas can catch human colds and other illnesses.
205
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
When dragonflies mate, their tails form a love heart.
22