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Written by Mel WhiteForeword by Peter Vesterbacka
Written by Jon L. Dunn and Jonathan Alderfer
Written by Jonathan Alderfer and Paul Hess
Written by NATIONAL AUDUBON SOCIETY
Written by David Allen Sibley
Written by NATIONAL AUDUBON SOCIETY and David Allen Sibley
Edited by Jon L. Dunn and Jonathan Alderfer
Written by Tim Laman and Edwin Scholes
Written by Laura Erickson and Jonathan Alderfer
