Denmark has twice as many pigs as there are people.
66
The octopus does not have a blind spot.
273
Penguins have a gland above their eye that turns saltwater into freshwater.
12
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
A giraffe's kick is so powerful that it can decapitate a lion.
216
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6