Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
Cats and dogs can hear ultrasound.
350
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492