The reindeer is the only mammal that can see UV light.
17
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
Two dogs were among the Titanic survivors.
262
Rattlesnake mating sessions have been known to last more than 22 hours.
232
A 42-foot sperm whale has about 7 tons of oil in it.
209
Female kangaroos have three vaginas.
2