The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
A scorpion can hold its breath for up to 6 days.
19
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Two dogs were among the Titanic survivors.
262
The seahorse is the only fish to have a neck.
12