project abstracts Dolton, David D. creator text xxu Denver, CO U.S. Fish and Wildlife Service, Office of Migratory Bird Management [1999- ] monographic Annual eng v. ill. 28 cm. general compiled by David D. Dolton. Description based on: February 1998. Includes bibliographical references. Birds, Protection of Research United States Abstracts Wildlife management Research United States Abstracts Birds Migration Research United States Abstracts 598 D6659w I 49.2:M 58/7/ I 49.2:M 58/7/ PUCPR 010925 20160527185911.0 250897