Some wasps are unsettling, and then there are species so extreme that even the scientists who study them reach for words like ...

You may notice a pine sawfly on your pine trees this spring or summer. The pesky creatures are more disturbance than damage, but The News Tribune has gathered advice on what to do about them. A common ...

Elm zigzag sawflies can munch on plants beyond their preferred elm trees when foliage isn't available, a new study suggests ...

Q:I live on 40 acres in western Sonoma County. I keep a small garden and mixed fruit tree orchard. Last summer, there was a huge number of yellow jackets on the land - rather annoying when one tried ...