Study shows earthworms to blame for decline of ovenbirds in northern Midwest forests
Wednesday, February 29, 2012 - 13:00
in Paleontology & Archaeology
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.