Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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
One in three dog owners say they have talked to their pets on the phone.
427
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
18
Penguins have a gland above their eye that turns saltwater into freshwater.
12
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492