Wasps are likely among the most bothersome visitors on balconies, terraces, or in gardens. In some cases, they may settle in ...

Imagine walking through a quiet garden and spotting a mysterious grayish structure clinging to a tree branch—a wasp nest. It ...

They will settle anywhere, with some species preferring hollow trees, rock crevices or manmade structures. Some choose to nest underground. The process begins when a queen wasp emerges from ...

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

Beginning in spring, the queen wasp emerges from hibernation to build a fresh nest for the colony. The worker wasps join her in April and May to help with the hive, but also to start gathering ...