A little more info
Luke Thies
<https://www.facebook.com/groups/387147351626014/user/100000424297653/?__cft__[0]=AZXywIsDYtmXpSs8rtygsCLjf6fTB7pv9M-ZUjuz1PbnFYiJWQUC1K6AiyYz4-Gw77fRfvg2LgmGHisTX6WBRMOMo3YwTTqc1pm7ARbRYukInEAQGYY3OU_e59uHytjK5QEBV9gcilr7IVyLG8kP6mGTys54n4NEs2varrnP3FzUCK2N8P8WgyCYuFaKNgM-hKci6yJZaJDppSGa0w-S0GHJncgph29-Cd4-D6Ju5s2zfL_IZCPf9iRjzuXJXgectCY&__tn__=-UC%2CP-y-R>
Understanding & Identifying Color Mutations In Wild Birds &
Animals.
<https://www.facebook.com/groups/387147351626014/?__cft__[0]=AZXywIsDYtmXpSs8rtygsCLjf6fTB7pv9M-ZUjuz1PbnFYiJWQUC1K6AiyYz4-Gw77fRfvg2LgmGHisTX6WBRMOMo3YwTTqc1pm7ARbRYukInEAQGYY3OU_e59uHytjK5QEBV9gcilr7IVyLG8kP6mGTys54n4NEs2varrnP3FzUCK2N8P8WgyCYuFaKNgM-hKci6yJZaJDppSGa0w-S0GHJncgph29-Cd4-D6Ju5s2zfL_IZCPf9iRjzuXJXgectCY&__tn__=-UC%2CP-y-R>
Bilateral gynandromorph
In Powdermill Bird Banding’s nearly 60 year history, we’ve caught less
than ten of these extraordinary birds, the most recent of which was a
Rose-breasted Grosbeak that we banded today.
What does “bilateral gynandromorph†mean? It means that the animal is
partly male and partly female, and in this case that line runs roughly
down the middle of the bird with male on the right and female on the
left (from the perspective of the bird, not the photograph!).
This bird was aged as an after-hatching-year, meaning it hatched last
year at the earliest. Male Rose-breasted Grosbeaks in their non-breeding
plumage have black wings and tail, pink “wing pits,†and often have pink
on their breasts whereas females have much browner wings and tail and
yellow wing pits.
Such an exciting capture and another one for the record books!
*the previous bilateral gynandromorph banded at Powdermill was also a
Rose-breasted Grosbeak. You can read about it here:
http://www.powdermillarc.org/.../Pictorial_Highlights...
<https://l.facebook.com/l.php?u=http%3A%2F%2Fwww.powdermillarc.org%2Farchives%2FPowdermill%2520Website%2520Original%2FPictorial_Highlights_090605.html%3Ffbclid%3DIwAR17m7rhJXcso3hUSrIiRiPXQZEq003IkFppNNBg1SKBdQaZicX5P6hQhpI&h=AT2DtfpNy0SxqdgBLuP-yYtMeslw0HQIJLxWAt5IZPelMTMR4h51MfK6HWNgonLXp2OJw86sRbryRLHLIK1iJJUVS5e9EDZm7H74ZFFaHbzoYGL3K6ZFlJfTVf2roJq50Qo9&__tn__=-UK-y-y-R&c[0]=AT0bDswQ-32OnhyBwE2o4Ek-ipdkO283EV1AEwzn1wxbD_azGkPHIva7Z_q0RnnCg8PcYPPGmTzS0dL2DQ9_NEuKVdN2OKLPY7zDtDqEO_cI7A9ZsCXuLBumBlcWMOd19Bxxsu8lzIgBgTohWEk7icT1WLBuAVrMhhBBi6CtUCckf0eBOfIGBj2oWG9lle3om-ns-OVtwiC3cMRk4AOxEXXUQIvdm7-fVKzgw8BZLN3B1si_GfxenvnBl1sLCQ>
Don MacNeill donmacneill(a)bellaliant.net
On 9/25/2020 8:28 AM, Nick Hill wrote:
Wow!
On Fri., Sep. 25, 2020, 7:59 a.m. Don MacNeill,
<donmacneill(a)bellaliant.net <mailto:donmacneill@bellaliant.net>> wrote:
An interesting article on combined male/female genetics in birds
and some good comments on fall warblers
http://www.powdermillarc.org/archives/Powdermill%20Website%20Original/Picto…
--
Don MacNeill donmacneill(a)bellaliant.net
<mailto:donmacneill@bellaliant.net>
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