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In a narrow swath of grass in a roadside ditch, a mallard hen nests her second brood of the season, a rare event for these ducks. Her first ducklings were killed by a predator.

In the last decade or so, ducks in the Great Lakes region have not been reproducing as well as they have in the past. The number of ducklings hatching out and surviving to adults has dropped by about 25 percent. Researchers are trying to figure out why this is happening and what can be done about it. The Great Lakes Radio Consortium's Lester Graham went into the field with researchers and has this report:

Learn more about Ducks Unlimited's Great Lakes Mallard Study

Producer: Lester Graham
Release Date: July 30, 2001
Running Time: 5:51

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