Pesticide criticized in bee deaths could also kill birds

PORTLAND, Maine (AP) — Scientists studying a widely used pesticide say even small doses of the chemical can have crippling health effects on migrating birds, and it might be contributing to declines in their overall populations.
The researchers with the University of Saskatchewan will publish their research about the insect-killer imidacloprid in the journal Science on Friday. The insecticide is among a class called neonicotinoids that has been widely studied for its health impacts on bees