The elephant brain weighs about 6,000g.
274
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Condoms were originally made of animal intestines or linen.
347
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
Sharks, like other fish, have their reproductive organs in their chests.
248