South Africa is unleashing weevils imported from the United States in a bid to fight off the sprouting growth of Salvinia minima, an alien species of aquatic plant native to South America that is chok ...

Scientists have begun introducing weevils from Louisiana into South Africa’s Crocodile River in hopes that the insects will ...

The Wisconsin Department of Natural Resources conducted the first-ever prescribed burn at Lakeshore State Park on Tuesday.

Dozens of tiny black weevils cling onto a fern plant as it is tossed onto a leafy green mat coating the surface of South ... said Coetzee. The invasive plants block out the sunlight, which means ...

scientists hope that the insects and their larvae will munch their way through the green mat, which is made up of an unwanted, invasive South American aquatic plant called Salvinia minima.

HARTBEESPOORT, South Africa (AP ... this plant is lurking,” said Coetzee. The invasive plants block out the sunlight, which means no oxygen in the water, she said. "If there is no oxygen ...