The elephant brain weighs about 6,000g.
274
A lion in the wild usually makes no more than twenty kills a year.
186
A cow produces around 200,000 glasses of milk in her lifetime.
373
The octopus does not have a blind spot.
273
The reindeer is the only mammal that can see UV light.
17
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
There's a rare breed of pig that looks like a sheep.
14
Dolphins have names for one another.
18