Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Cats sleep for 70% of their lives.
8
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
Only 3% of bird species have penises.
0
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
A dairy cow can produce more milk when listening to music.
446
The largest earthworm on record was found in South Africa and measured 22 feet.
151