Do red ants bite or sting?

Many ants bite, and formicine ants can cause irritation by spraying formic acid; myrmecine ants like fire ants have a dedicated venom-injecting sting, which injects an alkaloid venom, as well as mandibles for biting. read more

Different species of ants are more aggressive. Some ants are more likely to bite or sting an attacker. Others run away. read more

Fire ants can sting, causing red, swollen spots that blister, itch, and hurt. Learn how to avoid and treat fire ant bites. Fire ants can sting, causing red, swollen spots that blister, itch, and hurt. read more