Galls are small, tumor-like growths formed on plants that act as incubators for oak gall wasp larvae. Parasitic wasps often lay their own eggs in these galls, which later feed on their victims. North ...

Many coast live oak (Quercus agrifolia) trees are showing unusual browning in their canopies in the last month or two. If you look carefully, you may see small, crescent-shaped galls forming on the ...

Residents of Leon and Wakulla counties may be noticing dead or dying laurel oaks in yards or along the roads. If you look at these trees carefully, you will see round, wooden balls on the twigs and ...

Scientists at Rice University recently made a discovery when studying oak trees that is the first of its kind. They discovered a love triangle of sorts between a wasp, an oak tree and a vine. The bad ...

An invasive insect from Europe and the Middle East is attacking several Oregon white oak trees in the Wilsonville area, and state researchers say it's been found in other pest traps in the past few ...

A recently discovered parasitic wasp appears to have extraordinary mind-controlling abilities – it can alter the behaviour of at least seven other species. Many parasites manipulate the behaviour of ...