World's heaviest primates: morbidly obese humans. After that: gorillas at 485 lbs.
106
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Only male fireflies can fly.
46
The world's largest amphibian is the giant salamander. It can grow up to 5 ft. in length.
66
When a giraffe's baby is born it falls from a height of six feet, normally without being hurt.
126
The heart of a mouse beats 650 times per minute!
53
Roosters can't crow if they can't fully extend their necks.
28