180328-FS-Inyo-ZZ-163 (41369030001)

Two adult males defend their territories by strutting with tail fanned while emitting drumming sounds from the air sacs on their chests, Long Valley, Eastern Sierra, California, March 28, 2018. These surveys stem from the Bi-State Action Plan, which holds the key reason not to list the Bi-State sage-grouse. More can be learned at <a href="http://www.bistatesagegrouse.com" www.bistatesagegrouse.com</a>. (Courtesy photo by Zoe Ziegler)