The cat brain weighs about 30g.
167
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
There's a rare breed of pig that looks like a sheep.
14
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23