Jeff Levengood (IMAGE)

University of Illinois at Urbana-Champaign, News Bureau

Jeff Levengood

Caption

Chemicals banned in the 1970s are still showing up in the eggs and young of black-crowned night-herons nesting in the wetlands of southeast Chicago, said Jeff Levengood, a professor of veterinary biosciences and a wildlife toxicologist at the Illinois Natural History Survey.

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Photo by L. Brian Stauffer, U. of I. News Bureau.

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Photo may be used only with stories about the research described in the news release. Please credit: Photo by L. Brian Stauffer, U. of I. News Bureau.

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