Remsen, J.V. 1978 Common Grackle Quiscalus quiscula Dec 2 Wet Mountain Valley, Custer Co, Colo: 1 in the town of Westcliffe. Rare in mountains at any time of year. - unheard of in winter. Good study, close range. Identified as a grackle by call before seen size and tail shape seemed to indicate ?. Larger than Red-winged Blackbird; glossy purple-blue head contrasting with bronzy-olive-blackish body; heavy, curved billed; iris dark