I can personally vouch for the ease with which one can (mis)identify the one female for the other.
RR On Apr 2, 2017 9:49 PM, "Matthew Medler" <m...@cornell.edu> wrote: > Asher, > > Is there any chance that the bird you saw this morning might have been a > similar-looking female Purple Finch? Purple Finch is a classic early April > migrant here in the Ithaca area, whereas Rose-breasted Grosbeaks typically > arrive back here in late April or early May. This eBird map for > Rose-breasted Grosbeak for Mar-Apr 2017 shows that the vast majority of > records are from Central America: > > http://ebird.org/ebird/map/robgro?neg=true&env.minX=-141. > 8379045924362&env.minY=8.949898346376457&env.maxX=-29. > 33790459243619&env.maxY=52.11981561533453&zh=true&gp= > true&ev=Z&mr=3-5&bmo=3&emo=5&yr=cur&byr=2017&eyr=2017 > > Here's the corresponding Purple Finch map: > > http://ebird.org/ebird/map/purfin?neg=true&env.minX=-141. > 8379045924362&env.minY=8.949898346376457&env.maxX=-29. > 33790459243619&env.maxY=52.11981561533453&zh=true&gp= > true&ev=Z&mr=3-5&bmo=3&emo=5&yr=cur&byr=2017&eyr=2017 > > Good birding, > Matt Medler > Ithaca > > > > > ------------------------------ > *From:* Asher Hockett <veery...@gmail.com> > *To:* CAYUGABIRDS-L <cayugabird...@list.cornell.edu> > *Sent:* Sunday, April 2, 2017 10:28 AM > *Subject:* [cayugabirds-l] Rose-breasted Grosbeak > > This morning at our feeders on South Danby Rd, a female Rose-breasted > Grosbeak. Still not quite sure if in basin. Our drainage goes into Miller > Creek, and i'm pretty sure into Cayuga Lake. > > -- > asher > > -- > *Cayugabirds-L List Info:* > Welcome and Basics <http://www.northeastbirding.com/CayugabirdsWELCOME> > Rules and Information <http://www.northeastbirding.com/CayugabirdsRULES> > Subscribe, Configuration and Leave > <http://www.northeastbirding.com/CayugabirdsSubscribeConfigurationLeave.htm> > *Archives:* > The Mail Archive > <http://www.mail-archive.com/cayugabirds-l@cornell.edu/maillist.html> > Surfbirds <http://www.surfbirds.com/birdingmail/Group/Cayugabirds> > BirdingOnThe.Net <http://birdingonthe.net/mailinglists/CAYU.html> > *Please submit your observations to eBird > <http://ebird.org/content/ebird/>!* > -- > > > -- > *Cayugabirds-L List Info:* > Welcome and Basics <http://www.northeastbirding.com/CayugabirdsWELCOME> > Rules and Information <http://www.northeastbirding.com/CayugabirdsRULES> > Subscribe, Configuration and Leave > <http://www.northeastbirding.com/CayugabirdsSubscribeConfigurationLeave.htm> > *Archives:* > The Mail Archive > <http://www.mail-archive.com/cayugabirds-l@cornell.edu/maillist.html> > Surfbirds <http://www.surfbirds.com/birdingmail/Group/Cayugabirds> > BirdingOnThe.Net <http://birdingonthe.net/mailinglists/CAYU.html> > *Please submit your observations to eBird > <http://ebird.org/content/ebird/>!* > -- > -- Cayugabirds-L List Info: http://www.NortheastBirding.com/CayugabirdsWELCOME http://www.NortheastBirding.com/CayugabirdsRULES http://www.NortheastBirding.com/CayugabirdsSubscribeConfigurationLeave.htm ARCHIVES: 1) http://www.mail-archive.com/cayugabirds-l@cornell.edu/maillist.html 2) http://www.surfbirds.com/birdingmail/Group/Cayugabirds 3) http://birdingonthe.net/mailinglists/CAYU.html Please submit your observations to eBird: http://ebird.org/content/ebird/ --