Study gauges insecticide effects on monarch butterflies • News Service • Iowa State University

a four-fold rise - Center for Food Safety

The Perilous Migration of the Monarch Butterfly

Monarch Butterfly Workshop

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To Save the Monarch Butterfly: Taking Action with Maps

Larval pesticide exposure impacts monarch butterfly performance

Center for Food Safety, Reports

To Save the Monarch Butterfly: Taking Action with Maps

More bad news for monarch butterflies — study shows climate change's devastating effect

Study finds pesticides in plants used as butterfly habitat

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Renewable Energy Group – Newton Seeds Monarch Fueling Station

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