Thomas is referring to the most excellent field guide to bird sounds, "Field Guide to Bird Sounds of Eastern North America" by local favorite, Nathan Pieplow. Page 468. Joe Roller
On Tue, Jun 16, 2020 at 5:01 PM Thomas Heinrich <teheinr...@gmail.com> wrote: > On the other hand, the spectrogram of this recoding does closely resemble, > as Joe pointed out, one next to a Red-winged Blackbird in an excellent > field guide to bird sounds. ;-) > > Thomas Heinrich > Boulder, CO > nyc...@aol.com > > -- > 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 cobirds+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/cobirds/89652FFF-DD3D-4352-AADC-651E343BCFB4%40gmail.com > . > -- 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 cobirds+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/cobirds/CAJpZcUDEde58aMzNxgH4LMPyEk6kq%3De4y0A2nJ4iEkvGNHqXjg%40mail.gmail.com.
