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
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
Nicole Kidman is scared of butterflies.
65
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
When cats are happy, they may squeeze their eyes shut.
10