Mosquitoes don't just bite you, they also pee on you.
11
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
Moths are unable to fly during an earthquake.
328
The Jewel Wasp injects a drug into a cockroach’s brain, turns it into a zombie, rides it like a horse back to its burrow, and then lets its hatched larvae feed on the cockroaches body from the inside.
6
The pea aphid insect explodes itself thereby sacrificing its life to protect its relatives from predators.
3