The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Two dogs were among the Titanic survivors.
262
Dogs have been man's pet for over 14,000 years.
224
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The reindeer is the only mammal that can see UV light.
17