There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
The octopus does not have a blind spot.
273
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5