The female of this species can precisely locate wood wasp larvae under the bark. Once she finds them, she pierces the bark and lays her eggs in the larvae. The developing horntail wasp parasitizes ...

The female of this species can expertly locate wood wasp larvae under the bark. Once she discovers them, she penetrates the bark and deposits her eggs in the larvae. The developing horntail wasp ...

Minnesota’s forests and urban landscapes are increasingly threatened by invasive pests such as emerald ash borer, gypsy moth, and sirex wood wasp. Beating back these invaders requires quick ...