[Mystery bird] American Goldfinch, Carduelis tristis, photographed in Buffalo Bayou in West Houston, Texas. [I will identify this bird for you tomorrow]
Image: Joseph Kennedy, 15 February 2009 [larger view].
Nikon D200, Kowa 883 telescope with TSN-PZ camera eyepiece 1/320s f/8.0 at 1000.0mm iso40.
Please name at least one field mark that supports your identification.
Review all mystery birds to date.