Add Yahoo as a preferred source to see more of our stories on Google. Oak processionary moths may be small, but the danger they pose should be taken seriously. Photo: Getty Images Starting in May, ...

An insect that can be hazardous to human health is spreading across southeast England. Caterpillars of the oak processionary moth are becoming more common as rising temperatures help them to spread to ...

The California oak moth is a creature of extremes. Most of the time these small white insects fly completely under the radar. But every once in a while, they go on a breeding frenzy that is impossible ...

The oak processionary moth (OPM), an invasive species in northern Europe with caterpillars that are toxic to humans and other animals, expanded its range at an increased speed in the years following ...

Trees have a huge arsenal of ways to keep the pests that attack them under control. In the course of evolution, for example, some English oaks (Quercus robur) have developed the ability to release ...

Tougher action will be needed to stop a caterpillar threatening England’s oak trees from continuing to spread across the country, say researchers who found efforts to control the pest have failed to ...

MARINA – On a recent misty Saturday morning, schoolboy Jeremiah Forstell dumps a wriggling mass of inch-long caterpillars on a white plastic table. He and Marina Mayor Bruce Delgado alternate as they ...