The reindeer is the only mammal that can see UV light.
17
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
Dogs have been man's pet for over 14,000 years.
224
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12