William T Hornaday, The bird tragedy of Laysan Island (Review) » LaysanAerialShallenberger
Photo: By Robert J. Shallenberger, U.S. Fish and Wildlife Service (http://www.doi.gov/photos/06152006_photos.html) [Public domain], via Wikimedia Commons
Photo: By Robert J. Shallenberger, U.S. Fish and Wildlife Service (http://www.doi.gov/photos/06152006_photos.html) [Public domain], via Wikimedia Commons