are reported to have a barbed stinger that cannot be withdrawn; of wasps, nearly all are reported to have smooth stingers with the exception of two species, Polybia rejecta and Synoeca surinama. A few non-insect arthropods, such as scorpions, also sting.

Arthropods

Among arthropods, a sting or stinger is a sharp organ, often connected with a venom gland and adapted to inflict

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