Whitney Cranshaw, lead entomologist with Colorado State University, searches for walnut twig beetles and other insects while crews cut down a diseased walnut tree near 19th Street and Grape Avenue in Boulder on Friday.
linkWhitney Cranshaw, lead entomologist with Colorado State University, searches for walnut twig beetles and other insects while crews cut down a diseased walnut tree near 19th Street and Grape Avenue in Boulder on Friday.
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