<p>Analysis reveals imported earthworm species have colonized large swaths of North America, and represent a largely overlooked threat to native ecosystems. The researchers warn of the need to better understand and manage the invaders in our midst.</p>
It's difficult to imagine the Earth without its forests, but it wasn't until the Devonian just 400 million years ago that the first awkward tree sprouted like fuzz from Earth's pubescent chin.
Earthworm invasion | Stanford News stanford.edu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from stanford.edu Daily Mail and Mail on Sunday newspapers.
Alien invasion: Non-native earthworms threaten ecosystems phys.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from phys.org Daily Mail and Mail on Sunday newspapers.
Just over a week after plans for a French private school in Saint John were abandoned because of construction costs, the project leaders announced a similar school will open in Halifax in the fall.