Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Ants tend to survive in a microwave because they find the coolest spot and wait!
17
When dragonflies mate, their tails form a love heart.
22
The katydid bug hears through holes in its hind legs!
110
Flies are deaf.
379