A species with a voracious appetite is rapidly spreading in more than 40 states in the country. Pennsylvania is one of them.

Some worms are a welcome sight to see in your garden -- but others you'll want to get rid of. Here's how to tell which worms ...

Some people call it a crazy worm. Some call it an Alabama jumper, although it’s not contained to that state. It’s Amynthas ...

Most earthworms in Pennsylvania are not native and were introduced from Europe, often via soil used as ballast in early ships. While beneficial for gardens and lawns, these introduced earthworms can ...

Earthworms may be helpful in a compost heap or in the soil of a vegetable garden. But they are a destructive force in Minnesota’s hardwood forests – chomping up entire layers of the forest floor and ...