as you said adult males should show more white in the GC but I'm not sure about the sex and age so far, sure it's not a 1st winter.
Furthermore I find it quite easy to spot photos from Hong Kong, Russia, Taiwan or Alaska with similar/same wing panels, even with less white in GC.
as you said adult males should show more white in the GC but I'm not sure about the sex and age so far, sure it's not a 1st winter.
Furthermore I find it quite easy to spot photos from Hong Kong, Russia, Taiwan or Alaska with similar/same wing panels, even with less white in GC.
@alexanderlees.bsky.social @stenura.bsky.social @peralstrom.bsky.social @nomadbirder.bsky.social
@alexanderlees.bsky.social @stenura.bsky.social @peralstrom.bsky.social @nomadbirder.bsky.social