Good question and nice link. Thanks to both, Pam On Sat, Jul 4, 2020 at 8:13 PM Sandra Laursen <[email protected]> wrote:
> I don't know the answer, but can recommend the piece by Sarah Zhang in the > Atlantic Monthly, with recordings and sonograms > > https://www.theatlantic.com/science/archive/2020/07/bird-song-sparrows/613768/ > > > > 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 >> > -- > You received this message because you are subscribed to the Google Groups > "Colorado Birds" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/cobirds/636fb675-8b48-45ac-9721-7bace1e92d77o%40googlegroups.com > <https://groups.google.com/d/msgid/cobirds/636fb675-8b48-45ac-9721-7bace1e92d77o%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/cobirds/CAF2zbdtuj4%3Dj7YDHyDHmJQze4L1F8FVH6wUQvhLL23dLTd%2BJ7A%40mail.gmail.com.
