Why 'exotic' earthworms are bad for Great Lakes forests

Night of the Invasive Earthworms: A Horror Story for Northern Forests – Naturalis Historia

Underground Invaders: Impacts and Implications of Non-native Earthworms in North America - New York Invasive Species Research Institute

Susan Brownstein, special to

Invasive earthworms damaging Great Lakes forests

Earthworms: The Invasive Species You Didn't Know About - Upper Valley Land Trust

invasive species

Earthworm invaders may be stressing out some maples

Earthworms! Good or Bad Creatures? Blog at

The underground master of invasive species — earthworms

Invasive earthworms damaging Great Lakes forests

Lumbricus terrestris

About the Forest, Great Lakes Worm Watch

Science Says What? Global worming and the Great Lakes (yes, you read that right)