Have you ever heard of an invasive worm? Well, such a thing exists, and some say it’s actually a threat to forests in some northern areas of the United States.
Vital as native earthworms are to the health of our soils, non-native worms from Europe and Asia are devouring everything on the forest floor, including tree seedlings. By eliminating the slowly decaying cover of fallen leaves and other dead plant material, they are hindering the forest’s ability to resist erosion, produce wildflowers and other low-level plants, and provide habitat for the ground-dwelling animal species that live within the cover.
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