Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
In Australia, there are spiders big enough to eat snakes.
20
Whales and dolphins can't taste anything other than salt.
11
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Only 3% of bird species have penises.
0
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
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