TY - RPRT TI - Niche shifts and energetic condition of songbirds in response to phenology of food-resource availability in a high-elevation sagebrush ecosystem AU - Kyle A. Cutting AU - Michelle L. Anderson AU - Erik A. Beever AU - Sean Schroff AU - Nathan Korb AU - Eric Klaphake AU - Scott R. McWilliams PY - 2016 DO - 10.1642/auk-16-4.1 UR - https://pubs.usgs.gov/publication/70176123 ID - 70176123 ER -