The mille fleurs all look to have some amount of beard--he looks to have none, which means it will not fill in (could be pecked or molted out, but it just doesn;t look that way). He have the d'uccle vulture hocks, but there could be some OEGB or similar in his background.
Not brown red: note that his wing has a brown triangle at the outer end--this is a duckwing pattern, not the crowwing pattern of a brown red, where the wing triangle is not a different colour than the wing. He looks BBR to me, but I am not well versed in the fine tunings of that colour. I...