Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Gorillas can catch human colds and other illnesses.
205
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
A group of pugs is called a grumble.
10