Decline in birds linked to common insecticide

Known to harm bees, neonicotinoids’ effects may ripple through ecosystems

By Beth Mole, 17:14 PM July 10, 2014

Insects may not be the only collateral damage from a controversial group of insecticides.

The class of chemicals, called neonicotinoids, is used in agricultural fields worldwide to reduce crop-eating pests. Since neonicotinoids were introduced in the 1990s, researchers have reported unintended harm to bees and other pollinators (SN Online: 4/5/12). But a new study suggests that the deadly chemicals may also cause declines in bug-eating bird populations, a possible sign of cascading effects in ...

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