Wasps do plenty of good in our gardens, pollinating plants and preying on hungry garden pests, such as caterpillars. But then ...

Yellow jackets and paper wasps are incredibly similar wasps, and it’s difficult for the average person to tell them apart. They’re both yellow and black with thin bodies, slender wings ...

Erythrina gall wasps, mostly yellow, 6- to 8-millimeter-long invasive pests, create galls — swollen, tumor-like growths — in erythrina tree tissue that serve as cocoons for their larvae to mature.

Social wasps such as the hornets and yellow-jackets live in colonies similar to those of honey bees and ants Yellow-jackets (Vespula vulgaris) are the size of honey bees, with black and bright ...