Hello Sally, Looking at the birds dark brown plumage throughout the torso, lack of any green on the head, and other features. Most Mexican Ducks in the US have hybrid genes, however this one looks closer to the pure Mexican Duck side of the spectrum to me.
Ben Sampson Boulder, CO On Sunday, January 16, 2022 at 1:05:50 PM UTC-7 Sally Waterhouse wrote: > New photo showing speculum of same bird in question > https://ebird.org/checklist/S100849831 To me the speculum looks like > typical Mallard. > Sally Waterhouse > Nathrop, CO > > On Sunday, January 16, 2022 at 8:19:57 AM UTC-7 Sally Waterhouse wrote: > >> Looking for some thoughts on this. The duck has been observed by several >> birders in Chaffee County just west of the 163 pond hotspot in a small pond >> area. Whether this is the same duck reported as a Mexican on Dec. 29 by >> Jack Bushong on 163 pond is unknown. After perusing many discussions about >> this "complex" I'm curious as to what people may think about this >> individual. See photos on my ebird checklist >> https://ebird.org/checklist/S100712744 and also on Greg Mihalik's >> checklist https://ebird.org/checklist/S100667677. Looking more closely >> at photos I realized that there is also a dark gape spot just to add to the >> question. So far, no speculum photos. >> Sally Waterhouse >> Nathrop, Chaffee County >> > -- -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. To post to this group, send email to cobirds@googlegroups.com For more options, visit this group at http://groups.google.com/group/cobirds?hl=en?hl=en * All posts should be signed with the poster's full name and city. Include bird species and location in the subject line when appropriate * Join Colorado Field Ornithologists https://cobirds.org/CFO/Membership/ --- 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/5e1883dc-8780-4474-a00e-3ac4e6a739d0n%40googlegroups.com.
