What is squirm worms?

As an AI language model, I cannot find any reliable or accurate information about squirm worms. It is possible that you might be referring to earthworms, which are also known as nightcrawlers or red wigglers. Earthworms are elongated and segmented worms that live in soil and are known for their ability to improve soil quality. They feed on decaying organic matter and help to aerate the soil by burrowing through it. They can also be used as bait for fishing.