The question that came to my mind is about song change over time in general - if we were to travel back in time 1000 years, for example, would we recognize the White-throated Sparrow song at all?
On Sat, Jul 4, 2020 at 8:13 PM Sandra Laursen <salaursen@gmail.com> wrote:
--I don't know the answer, but can recommend the piece by Sarah Zhang in the Atlantic Monthly, with recordings and sonograms
On Saturday, July 4, 2020 at 6:59:33 PM UTC-6, Willem van Vliet wrote:A study, just published, shows the progressive eastward adoption of a doublet-ending song among white-throated sparrows, replacing the traditional triplet ending. The researchers found that birds from different dialect groups overwinter together and suggest song tutoring during this time is a facilitating factor (https://www.cell.com/current-biology/pdf/S0960-9822(20)30771-5.pdf?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS0960982220307715%3Fshowall%3Dtrue).Is there any information on how white-throated sparrows in Colorado fit into this trend?Willem van Vliet--Boulder County
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