Serinus flavivertex

tags: Cut-throat Finch, Ribbon Finch, Amadina fasciata, Kenya Canary, Yellow-crowned Canary, Serinus flavivertex, birds, mystery bird, bird ID quiz [Mystery birds] Yellow-crowned (Kenya) Canary, Serinus flavivertex (left), Cut-throat (Ribbon) Finch, Amadina fasciata (right), photographed in the Ngorongoro Crater, Tanzania, Africa. [I will identify these birds for you in 48 hours] Image: Dan Logen, 7 August 2006 [larger view]. Nikon D2X, 200-400 mm VR lens at 310 mm. ISO 400 f/5 1/500 sec. Please name at least one field mark that supports your identification. Review all mystery birds…