Human Disturbances to Waterfowl
Annotated Bibliography
The author emphasized strongly that careless intrusion of humans into duck-nesting areas creates a serious hazard, for incubating ducks may then be flushed in the presence of American crows (Corvus brachyrynchos) and the suddenly uncovered eggs left exposed to view. This is the reason that breeding grounds should be carefully guarded against trespass during nesting.
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