I just came across the Ferruginous Rough-leg nomenclature this past weekend - I just got a copy of Charles Aiken's Birds of El Paso County from 1911 and it was there - I should share more from it sometime - lots of name changes and species divisions and lumps that are different from now.
Diana Beatty El Paso County On Wed, Sep 16, 2020 at 7:15 AM Joe Roller <jroll...@gmail.com> wrote: > Great discussion. > In the distant past, the name for Ferruginous Hawk was > "Ferruginous Rough-leg", because of its feathered tarsi, > a feature it shares with the "regular" Rough-legged Hawk. > I still call them "Ferruginous Rough-legs" to remind me > to look at the tarsi. > Or maybe because I seem stuck in the past - > Marsh Hawk, anyone? > > Joe Roller, Denver > > > On Tue, Sep 15, 2020 at 7:55 PM Dave Hyde <pink-b...@hotmail.com> wrote: > >> Thank you all for your suggestions. I accept the pale Red-tail, possible >> Krider’s hawk (even though looking at the photo I thought there’s no way >> this can be a Red-tail: white head, white rump, barred tail!). But there is >> more to the story of this pale red-tail. I was looking out the kitchen >> window and the bird flew * up* from below the window, which is when I >> saw its tail. I got to thinking, what would any large hawk be doing on the >> ground outside my window? So I went and looked on the ground there for any >> signs of avian mayhem. And I found … a complete wing of a Yellow-rumped >> warbler! There were no excess feathers or body anywhere although I later >> found the other wing, also intact. Whatever had got this warbler – and it >> may not have been this hawk as the wing feathers were only slightly supple >> as if the bird had died yesterday or early in the morning – had clipped off >> its wings and carried off the body! In fact, I had the impression that the >> pale hawk had something in its grasp as it landed atop the tree because it >> looked down at its feet when it alit. I dunno, this was certainly a strange >> hawk encounter. Here’s a photo of one of the warbler wings, and thank you >> all again for your advice – Dave >> >> >> >> >> >> Sent from Mail <https://go.microsoft.com/fwlink/?LinkId=550986> for >> Windows 10 >> >> >> >> *From:* cobirds@googlegroups.com <cobirds@googlegroups.com> on behalf of >> Joe Kipper <joe.kippe...@gmail.com> >> *Sent:* Tuesday, September 15, 2020 7:24:22 PM >> *To:* Colorado Birds <cobirds@googlegroups.com> >> *Subject:* Re: [cobirds] Hawk i.d. Storm Mountain, Larimer Cty >> >> >> >> Yes, this is a definite juvenile Red-tailed. When I see birds like this >> in the field I don't really take note of the field marks like a should I >> just say "this is a Red-tailed because of the GISS," but this is a good >> opportunity to note the field marks since Osprey and Ferruginous Hawk were >> suggested. This bird is paler individual so it doesn't have the "helmeted" >> appearance that most adults and some very dark juveniles have. The "three >> points of white" field mark is a field mark that is useful when looking at >> the dorsal side of soaring buteos. Because this bird is perched, you can't >> even see the "wrists" mentioned by Caleb that would be white on a Ferrug. >> White speckling on the scapulars is another field mark of RTHA. Adult >> Ferrug would have orangish back with steel-blue primaries and juvenile >> Ferrug would have a uniform brown back. Unfeathered legs are also a huge >> field mark, thank you Todd D. >> >> Good Birding everyone! In a few months we will have plenty of >> opportunities to study the many buteos that winter here and their endless >> myriad of unique color morphs and plumages. >> >> Joe Kipper, >> >> Fort Collins >> >> >> >> On Tuesday, September 15, 2020 at 4:55:15 PM UTC-6 goldene...@gmail.com >> wrote: >> >> Juvenile Red-tailed Hawk, check out light western juv. in Sibley. Bands >> on tail from Dave's description. Also, no feathered legs that Ferrug would >> show. >> >> >> >> On Tue, Sep 15, 2020 at 3:42 PM Dave Hyde <pink...@hotmail.com> wrote: >> >> HI CObirders,, >> >> At 1.25pm today as I looked out my kitchen window I saw a >> large hawk fly upwards and over the house. All I saw was a spread tail with >> many fine bands. I grabbed my binoculars and camera and went to the front >> of the house to see the hawk land atop a pine tree. I spotted it and >> thought, ‘that looks like an Osprey! Better take a picture.’ So I did and >> got 3 photos before the bird flew away. As it went it looked like it had a >> white rump. This is the best photo I got. Can anyone please tell me what >> hawk this is? – Dave Hyde/nr Storm Moutain, Larimer Cty. >> >> >> >> >> >> Sent from Mail <https://go.microsoft.com/fwlink/?LinkId=550986> for >> Windows 10 >> >> >> >> -- >> 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+u...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/cobirds/CY4PR06MB244017115B23E277736587CAF5200%40CY4PR06MB2440.namprd06.prod.outlook.com >> <https://groups.google.com/d/msgid/cobirds/CY4PR06MB244017115B23E277736587CAF5200%40CY4PR06MB2440.namprd06.prod.outlook.com?utm_medium=email&utm_source=footer> >> . >> >> >> >> >> -- >> >> Todd Deininger >> Longmont, CO >> >> -- >> 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/82d2b5e9-51fc-4285-b62c-184adcda318dn%40googlegroups.com >> <https://groups.google.com/d/msgid/cobirds/82d2b5e9-51fc-4285-b62c-184adcda318dn%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> >> -- >> 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/CY4PR06MB2440EB04CA8D64F4FDC25B0BF5210%40CY4PR06MB2440.namprd06.prod.outlook.com >> <https://groups.google.com/d/msgid/cobirds/CY4PR06MB2440EB04CA8D64F4FDC25B0BF5210%40CY4PR06MB2440.namprd06.prod.outlook.com?utm_medium=email&utm_source=footer> >> . >> > -- > 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/CAJpZcUDffBq7-qdJR%2BKAjzQjGTeB2TEoaN4ThxRPKtUWYvN8mA%40mail.gmail.com > <https://groups.google.com/d/msgid/cobirds/CAJpZcUDffBq7-qdJR%2BKAjzQjGTeB2TEoaN4ThxRPKtUWYvN8mA%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- ****** All that is gold does not glitter, not all those who wander are lost; the old that is strong does not wither, deep roots are not reached by the frost. -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. 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