1. Department of Ecology and Evolutionary Biology University of Connecticut Storrs CT USA
2. USDA Forest ServicePacific Northwest Research Station Olympia WA USA
3. The Institute for Bird Populations Petaluma CA USA
4. U.S. National Park ServiceSouthern Colorado Plateau Network ‐ Inventory & Monitoring Division Flagstaff AZ USA
5. Ecology and Evolutionary Biology University of California – Los Angeles Los Angeles CA USA