Pesticides on milkweed leaves harmful to Monarch Caterpillars (IMAGE)

University of Nevada, Reno

Pesticides on milkweed leaves harmful to Monarch Caterpillars

Caption

Milkweed plants purchased at retail nurseries across the United States were contaminated with pesticides harmful to monarch caterpillars that rely on milkweed. A monarch caterpillar feeds on orange milkweed (Asclepias tuberosa) in Illinois.

Credit

Photo by Deborah Seiler, courtesy of University of Nevada, Reno

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