Sudden decline in hummingbirds
I'm feeling suspicious of our neighborhood mosquito control. could that be?
Talbot County Maryland
We have not heard of any particular issues. You may want to contact The Baltimore Bird Club (look at the MD region) for more information http://baltimorebirdclub.org/
and the Audobon Society http://md.audubon.org/chapters-centers/marylands-centers-chapters-0