What do Catwoman, Han Solo, and the man who betrayed Julius Caesar all have in common? Scientists have just named a group of ...

Twenty-two new species of gall wasps have been identified and named for the first time, thanks to new research led by a Penn ...

New gall wasp species named after famous thieves and tricksters reveal fresh insights into their roles and ecosystems.

Leaves of endemic wiliwili riddled by Erythrina gall wasp damage are pictured on a tree on Kahoolawe in 2008. FOREST AND KIM STARR photo Reinforcements are being called to the front lines of a ...

Gall wasps are a stingless species that create galls on trees and bushes where they grow from larvae into adulthood. So, now we know they won't hurt us, but are those bulbous tumor-like balls on ...

Because the asexual adult wasps are extremely small, just ⅛ to ¼ inches long, you likely won't see them. However, if you cut ...

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.

Twenty-two new species of gall wasps have been identified and named, thanks to new research. The study nearly doubles the number of known species in this genus of wasps. Twenty-two new species of ...

Twenty-two new species of gall wasps have been identified and named for the first time, thanks to new research led by a Penn State College of Agricultural Sciences graduate student. The study ...