Eucalyptus gall wasps, particularly the invasive Leptocybe invasa, present a serious threat to forestry and ecosystem health worldwide. These wasps induce the formation of specialised galls on ...

In an effort to save wiliwili trees, the only species of its kind that naturally occurs in Hawaii, state officials are finalizing the details of a plan to fight off an invasive wasp that’s been ...

Add Yahoo as a preferred source to see more of our stories on Google. Bootanomyia dorsalis is native to Europe, but has been found in multiple locations across North America. Native to Europe, B.

The arrival of the erythrina gall wasp in Hawaii likely happened through human activity. Scientists believe the tiny insect may have hitchhiked on imported plants or wood products, a common pathway ...

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 ...

Two species of Bootanomyia dorsalis wasps introduced to North America from Europe A, B variation in the extent of wing infumation from a single collection of B. dorsalis sp. 2 from Neuroterus ...

In northern New England, acorns ripen in late summer and normally drop from oak trees from September through October. They may fall earlier, however, for a host of reasons, from eager squirrels ...

Alias: Mossy rose gall wasp, or more often it is referred to just as rose gall. Rose gall wasps are significantly smaller than your standard paper wasp. It overwinters as a larva in a gall made by an ...