Check this out: flicker
Are you seeing something like that? There are two 'flavors', the red-shafted and the yellow-shafted. The markings are the same, but the color pattern of the red and black patches differs.
"We are--each of us--dying; it's how we live in the meantime that makes the difference."
"It's not what you gather, but what you scatter that tells what kind of life you have lived!"
"Be kinder than necessary, for everyone you meet is fighting some kind of battle."