Condoms were originally made of animal intestines or linen.
347
Domestic pigs average a top speed of about 11 miles per hour.
182
One in three dog owners say they have talked to their pets on the phone.
427
Sharks, like other fish, have their reproductive organs in their chests.
248
A group of kittens is called a "kindle".
10
The elephant brain weighs about 6,000g.
274