A dairy cow can produce more milk when listening to music.
446
Denmark has twice as many pigs as there are people.
66
A 42-foot sperm whale has about 7 tons of oil in it.
209
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
Condoms were originally made of animal intestines or linen.
347
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9