An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
A group of kittens is called a "kindle".
10
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
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
One in three dog owners say they have talked to their pets on the phone.
427
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1