Earthworms
Dwindling earthworm numbers – DW – 01/30/2017
Earthworms — Science Learning Hub
Gone With the Worm: Invasive Earthworms Irrevocably Alter Kenai Peninsula Forests
Invasive earthworms are remaking our forests, and climate scientists are worried
Earthworms Missouri Department of Conservation
Do Earthworms Go into Hibernation?
CO-Horts: Earthworms: The Beauty and the Beast
North America's Destructive, Invasive… Earthworms
Earthworm National Geographic
11 facts about earthworms that will blow your mind
Earthworms are invasive—and hurting insects—in much of North America