But then there are yellow jackets (Vespula spp), which become aggressive as their populations soar in mid- to late-summer and ...

By WALLY PECK, Beltrami County Master Gardener Got bees? The question pops out at you from the flashing sign for a hardware store. The motivation is to sell you sprays or traps to eliminate these ...

Numbers of workers of Vespula pensylvanica (Saussure) (western yellowjacket) and V. atropilosa (Sladen) trapped with heptyl butyrate in Washington increased with greater release of the attractant from ...

The German wasp - a fascinating inhabitant of the garden The German wasp (Vespula germanica) is one of the best-known social wasp species in Central Europe. It builds its nests from a papery mass ...