Most tropical marine fish could survive in a tank filled with human blood.
54
A killer whale's heart beats 30 times a minute under water, 60 times a minute on the surface.
30
There are no penguins in the North Pole.
56
The oldest pig in the world lived to the age of 68.
65
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
How does a shark find fish? It can hear their hearts beating.
31
The octopus' testicles are located in its head.
82
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250