The reindeer is the only mammal that can see UV light.
17
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
When dragonflies mate, their tails form a love heart.
22
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12