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Article: Earthworm invaders.
- Article from:
- The Daily Telegram (Superior, WI)
- Article date:
- May 5, 2007
CopyrightCOPYRIGHT 2007 The Daily Telegram. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Byline: Emily Kram
May 5--After a heavy rain, it's not uncommon to see swarms of earthworms wriggling on the street and sidewalks. Even when tilling the soil or just digging a hole, you're almost guaranteed to see an earthworm or two.
Would it surprise you, then, to know that Wisconsin and Minnesota have no native terrestrial earthworms? If there ever were native earthworms in the Great Lakes region, they were killed thousands of years ago when glaciers covered the area. All of the earthworms commonly seen today are non-native species, most of which were introduced to the region by European settlers.
Not only are these earthworms exotic, they ...