Dick Stauffer has been bluebird watching in central Alberta Canada for years. He has never seen a Mountain Bluebird with this brown patch on the wing. He has submitted these pictures to the bluebird experts to get an answer to this issue.
Dick Stauffer has been bluebird watching in central Alberta Canada for years. He has never seen a Mountain Bluebird with this brown patch on the wing. He has submitted these pictures to the bluebird experts to get an answer to this issue.