A 4-foot walrus penis bone sold at auction in 2007 for $8,000.
202
Baby robins eat 14 feet of earthworms every day.
13
Penguins can convert salt water into fresh water.
97
The ant can lift things 10 times its own weight.
33
Crocodiles swallow stones to help them dive deeper.
55
Dogs have four toes on their hind feet, and five on their front feet.
179
