Holli Holmes delicately removes the sample disk for collection during an environmental DNA study for harlequin ducks on Glacier Park's Upper McDonald Creek August 10. (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.