I've done a cursory check of Carpodacus species and have failed to come up with a viable candidate - but I didn't dig very deep. To me, the mystery finch's features look inconsistent with the Common Rosefinch of Western Europe, the only Carpodacus species I have personal experience with.
On Wed, Aug 26, 2020 at 5:11 PM larspernorgren <larspernorgren...> wrote:
> Has anyone checked images of true Carpodacus? The Rose finches of Eurasia. > I'm too lazy. But the genus has been documented to make substantial > migrations such as Sweden to Kazahkstan. And is apparently the source of > the Hawaiian Honeycreepers. > > > > > Sent from my Verizon, Samsung Galaxy smartphone > > -------- Original message -------- > From: Wayne Hoffman <whoffman...> > Date: 8/26/20 4:55 PM (GMT-08:00) > To: obol <obol...> > Subject: [obol] finch > > Hi - > > Opinion seems to be coalescing on second-summer male Purple Finch in molt, > as the identity of this bird, and this may well be correct. Some comments > have suggested that its appearance is fairly normal for this age/molt > stage. If this age diagnosis is accurate, however, it means that the > red/pink/purple-tipped feathers all have to be new feathers, as this molt > would be where red/pink/purple colors first appear. And if that is the > case, the disheveled appearance particularly of the crown, eyes, and face > must mean something else is going on (injury? skin disease?). IMO these > feathers are not all new, i.e., this bird is older. > > I have not studied molting Purple Finches, and do not have much > knowledge of the appearance of birds of this age, but several aspects of > its appearance conflict with my preconceptions. I hope that banders and > other OBOLites with more relevant experience can address this mismatch: > > 1. The patchy tawny color on the belly (e.g., frame 7340) seems wrong for > any Haemorhous species? > 2. My impression of Purple Finch wings and tail are that they should be > "colder" - less tawny? Are these colors typical? > 3. Is the bill shape (degree of curvature of culmen and width across the > base of the mandibular sheath) within the normal range for Purple Finch? > > Thanks > > Wayne >
-- __________________________ Hendrik G. Herlyn Corvallis, OR
*"Nature is not a place to visit. It is home." -- Gary Snyder*