The colossal squid has the largest eyes in the world.
4
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
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
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
There's a rare breed of pig that looks like a sheep.
14
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217