The Basenji dog is the only dog that is not able to bark.
4
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
Gorillas can catch human colds and other illnesses.
205
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
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1