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 prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Flies are deaf.
379
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
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
When dragonflies mate, their tails form a love heart.
22