Intern Nora Kehoe collects water samples from McDonald Creek in Glacier National Park Aug. 10 as part of an environmental DNA study of harlequin ducks. (Jeremy Weber/Daily Inter Lake)
September 2, 2022
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September 4, 2022 midnight
Scientists puts DNA microscope on studying harlequin duck population
While data from the harlequin’s wintering range has shown a steady decline in population numbers of the past years, gathering information from the duck’s breeding habitat has always been a struggle for biologists.