How Many Types of Stinging Insects Are There?
Worldwide, there are an estimated 9,000 species of ants, 20,000 species of bees, and 800 species of stinging wasps. Again, those of medical risk are social, existing in colonies consisting of numerous females known as “workers” that defend by stinging. In the U.S., social Hymenoptera include all 700 or so species of ants, but only about 35 species of bees, and about 30 species of wasps. ANTS: Nearly all species can sting, but relatively very few are a medical risk. Ants of greatest medical risk in the U.S. are the so-called “fire ants,” all of which are limited to southern, southwestern, and western states. Fire ants can be very common in certain habitats and their colonies typically consist of many thousands of workers. The workers will deliver a sting that produces an intense burning sensation if their colony is disturbed. Allergic reactions are reported in an estimated 1% of individuals who are stung. Visitors to the southwestern U.S. should be aware that desert ants known as “harve
