When dragonflies mate, their tails form a love heart.
22
In 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
46
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Sharks, like other fish, have their reproductive organs in their chests.
248
A giraffe's kick is so powerful that it can decapitate a lion.
216
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12