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
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Moths are unable to fly during an earthquake.
328
Jellyfish as a species are actually older than dinosaurs and sharks.
383