TY - RPRT TI - Isotopic characterization of flight feathers in two pelagic seabirds: Sampling strategies for ecological studies AU - Anne E. Wiley AU - Peggy H. Ostrom AU - Craig A. Stricker AU - Helen F. James AU - Hasand Gandhi PY - 2010 DO - 10.1525/cond.2010.090186 UR - https://pubs.usgs.gov/publication/70175122 ID - 70175122 ER -