In this article. Worm charming is a way to of attracting earthworms from the ground. Many do it to collect bait for fishing.
One expert explained that even if it were a different type of worm, it did not resemble any variety known to infect humans or pose a threat to them. Ribbon worms swallow prey whole, grease themselves with their mucus to slide quickly through mud, split into new worms if severed, and much more. Ribbon worms come in all shapes and sizes.