Georgia State University College of Arts and Sciences presents in cooperation with the San Diego Zoological Society ; a film by Duane M. Rumbaugh, Austin H. Riesen, Robert E. Lee
Roadside Attractions ; HBO Documentary Films, BBC Films and UK Film Council presents a Red Box Films production in association with Passion Pictures ; directed by James Marsh ; produced by Simon Chinn
a presentation of the Howard Hughes Medical Institute ; produced by Sutherland Media Productions, Inc ; producer, Dennis WC. Liu, Ann DeStefano Sutherland ; director, Wally Ashby
Aldo Leopold Foundation, U.S. Forest Service, Center for Humans and Nature present ; a film by Ann Dunsky, Steve Dunsky, Dave Steinke ; executive producer, Buddy Huffaker