This Brazilian weevil species was first introduced to Africa in 1985 via Australia, following successful control of water lettuce infestations there. The then Department of Agriculture gave ...

A fast-spreading weed introduced from South America is threatening to take over Australia's waterways, making recreational activities difficult, adding to the cost of drinking water, and ...

The beech leaf-mining weevil isn't very big at only two millimetres in length. But Acadia University biology professor Kirk Hillier says it shouldn't be underestimated because of its size.