Why are earthworms often used as bait for fishing, even though

Earthworms are invasive—and hurting insects—in much of North America

Fishing Baits & Lures Chart and Guide

Why are there so many types of phylum that are worms when humans and fish are put in the same category and are arguably more unique? (to the untrained eye anyway)

How to fish worms for big carp – Mark Pitchers

How To Fish A Texas Rig Worm - Wild Outdoor

Are there cultures that regularly consume earthworms (they eat them, either raw, cooked, grilled, or by emulsion)? - Quora

Catching and Keeping Bait Worms » Black Lake, NY

Fiddling your way to fresh bait • Arkansas Game & Fish Commission

Worm Fishing

Why is the earthworm the best bait for freshwater fish? - Quora

Invasive earthworms are remaking our forests, and climate scientists are worried

Best Live Bait for Freshwater Fishing - Fishmaster Blog