Little Yellow Ant is Next Invasive to Arrive in Florida

little yellow ant

“It was just a matter of time before it showed up,” says Thomas Chouvenc, Ph.D. The little yellow ant (Plagiolepis alluaudi) is a tropical species, native to Madagascar, but it had made its way to the Caribbean sometime in the past decade. And now it’s been found in Florida. Chouvenc is an assistant professor of […]

Fallen Fruit Breeds Invasive Flies

spotted-wing drosophila closeup

By Andrew Porterfield The spotted-wing drosophila (Drosophila suzukii) made its way from Asia to Hawaii benignly enough: Its Hawaii arrival was discovered in 1980 but didn’t trigger aggressive attempts to eradicate it. The fruit fly’s 2008 North American arrival in Santa Cruz, California, however, ushered in a far more destructive era for the fly—it’s now […]

How Salt, a Coffee Filter, and a Microscope Could Aid in Managing Spotted-Wing Drosophila

filter method for finding spotted-wing drosophila

By Andrew Porterfield The red-eyed, spotted fly first appeared in the United States in strawberry, raspberry, and blackberry crops in Santa Cruz County, California, in 2008. Then the Southeast Asian invader Drosophila suzukii began showing up in crops in other areas of coastal California, eventually making its way to the far Pacific Northwest and then […]

Predicting Shifts in the Range of Invasive Insect Species in the Face of Climate Change

pea leafminer

By John P. Roche As average temperatures rise globally, the ranges of many species will be affected. Climate-induced shifts in the ranges of invasive species will be particularly important because of the high economic and ecological impacts of these species. And predicting the extent to which temperature increases could affect the range of invasive species […]

Search Continues for Methods to Control Fungus-Farming Beetle in SoCal Trees

polyphagous shot hole borer side view

By Meredith Swett Walker A spate of tree deaths in California has arborists, park managers, and home owners alarmed. Keen-eyed tree caretakers might notice a cluster of tiny holes in the bark of affected trees—almost as if the tree had been shot with a Lilliputian shotgun. But the culprit is not a tiny tree hitman […]