Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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