Invasive Earthworm Species Threaten Native Ecosystems in North America

A new study warns of the threat posed by at least 70 imported earthworm species in North America. These earthworms, largely overlooked, are disrupting native ecosystems and biodiversity. The research highlights the need to better understand and manage these invaders, which have been brought to the continent from Asia, Europe, South America, and Africa since the late 1800s.