TY - RPRT TI - Geographic structure of adelie penguin populations: overlap in colony-specific foraging areas AU - D. G. Ainley AU - C. A. Ribic AU - G. Ballard AU - S. Heath AU - I. Gaffney AU - B. J. Karl AU - K. J. Barton AU - P. R. Wilson AU - S. Webb PY - 2004 DO - 10.1890/02-4073 UR - https://pubs.usgs.gov/publication/70027456 ID - 70027456 ER -