Earthworms to Blame for Decline of Ovenbirds in Northern Midwest Forests
Feb. 29, 2012
Earthworms to blame for decline of ovenbirds in northern Midwest forests
excerpt from above:
A recent decline in ovenbirds (Seiurus aurocapilla), a ground-nesting migratory songbird, in forests in the northern Midwest United States is being linked by scientists to a seemingly unlikely culprit: earthworms.
A new survey conducted in Minnesota's Chippewa National Forest and Wisconsin's Chequamegon-Nicolet National Forest by a research team led by Scott Loss of the University of Minnesota and the Smithsonian Migratory Bird Center has revealed a direct link between the presence of invasive European earthworms (Lumbricus spp.) and...
The tendency of man's nature to good is like the tendency of water to flow downwards.