Cats recognise the voice of their owner, but never evolved to care.
22
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
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
Giant Anteaters' front legs look like a panda.
48
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2