When dragonflies mate, their tails form a love heart.
22
Some British police cars carry a teddy bear to console children after an accident.
46
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
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
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Dolphins have names for one another.
18