Do normal ants bite or sting?

They bite or nip with their mandibles.

A little of both, the pain one feels is from the sting of the ant, like most stinging ants harvesters grab on with their mandibles before stinging.

There is an acid that is injected into one's system that hits the nerves and causes the pain. Most are not fatal, and they are simply an ant's way of defending itself.

they have jaws and can bite. Also, they have a stinger, but I'm not sure if they die after stinging.

Fire ants sting like wasps or bees. the rest of the normal ants do bite when aggravated. ants that live in the rain forest can get extremely large and can be deathly poisonous and there is a Mexican...