Cows can sleep standing up, but they can only dream lying down.
745
Tigers can see 6 times better at night than humans.
305
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
When dragonflies mate, their tails form a love heart.
22
There's a lizard known as the 'Jesus Lizard' that can run across water.
11