Night Crawler (Lumbricus terrestris) in the Classroom.

Night Crawler (Lumbricus terrestris) in the Classroom.

Earthworms Missouri Department of Conservation

Biology of the Night Crawler (Lumbricus terrestris).

CLASSIFICATION OF EARTHWORM (LUMBRICUS TERRESTRIS)

Red Wigglers vs. Nightcrawlers: The Difference - Uncle Jim's Worm Farm

Earthworm aka Night Crawler (Lumbricus terrestris) - SuperStock

Lumbricus terrestris

Biology of the Night Crawler (Lumbricus terrestris)

Earthworm burrow hi-res stock photography and images - Alamy

Earthworms Missouri Department of Conservation

Night Crawler (Lumbricus terrestris) in the Classroom.

Night Crawler (Lumbricus terrestris) in the Classroom.

Night Crawler (Lumbricus terrestris) in the Classroom.