The pea aphid insect explodes itself thereby sacrificing its life to protect its relatives from predators.
3
Skittles and jellybeans contain crushed insect cocoons which are used to coat the candies to give them that special shine.
9
Flies are deaf.
379
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
Mosquitoes don't just bite you, they also pee on you.
11