Intergrade Northern Flickers
Northern Flickers, which are common all across North America, occur in two subspecies, Yellow-shafted in the north and east, and Red-shafted in the west. In flight Red-shafted flickers show a salmon-red colour under the wings and tail, whereas the Yellow-shafted show a golden-yellow colour. That seems straightforward enough: red=Red-shafted, yellow=Yellow-shafted. …