A <a href="https://en.wikipedia.org/wiki/Columbian_Sharp-tailed_Grouse" class="extiw" title="wikipedia:Columbian Sharp-tailed Grouse">Columbian Sharp-tailed Grouse</a> male.
Richard Hoffman
2007
<a rel="nofollow" class="external text" href="https://web.archive.org/web/20121012114444/http://www.fs.fed.us/r2/projects/scp/assessments/columbiansharptailedgrouse.pdf">U.S. Forest Service PDF (archive)</a>