Science

Earthworms: Invasive species have spread to almost all parts

Invasive worms, considered a major threat to native ecosystems, have been found in 97 per cent of areas for which there are records in North America

Environment



4 July 2022

Earth Worm, Dallas City, United States

Twelve of the 13 most widespread earthworm species in North America are alien

Cody White/EyeEm/Getty Images Source: EyeEm Copyright: Cody White/EyeEm/Getty Images

As North Americans have busied themselves about their various concerns, unseen invaders have slowly been amassing beneath their feet. There are now more alien species than native species of earthworms in most places on the continent, a study has found.

“Our results reveal that the entire continent is being invaded by non-native earthworms through a variety of pathways,” Jérôme Mathieu at the Sorbonne University in Paris and his colleagues write. “These aliens… represent a major …


Source link

Related Articles

Leave a Reply

Your email address will not be published.

Back to top button