Drivers kill more deer than hunters do.
660
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
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
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
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
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
There's a rare breed of pig that looks like a sheep.
14