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.
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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.