Biologist Charity Owings collects blow flies at Yellowstone National Park (IMAGE)

Indiana University

Biologist Charity Owings collects blow flies at Yellowstone National Park

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Biologist Charity Owings collects blow flies at Yellowstone National Park. The flies diets are analyzed using isotope analysis to monitor changes in the environment without disturbing the local wildlife.

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Photo courtesy School of Science at IUPUI

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