• 2 Steenbock Library
• 2 Verona Shelving Facility
• 1 Science Libraries Shelving Facility

• 2 DVDs
• 1 VHS Videocassettes

• 5 Gorilla
• 3 Behavior
• 2 Ecology
• 2 Social behavior in animals
• 1 Animal behavior
• 1 Behavior, Animal
• 1 Ecotourism
• 1 Endangered species
• 1 Fossey, Dian, 1934-
• 1 Pan troglodytes
• 1 Social Dominance
• 1 Social hierarchy in animals
• 1 Wildlife conservation

• 1 Abraham, F. Murray
• 1 Akeley, Carl E., 1864-1926
• 1 Allen, David
• 1 Carpenter, C. Ray (Clarence Ray), 1905-1975
• 1 Dundas, Sally
• 1 IMAX Corporation
• 1 IMAX Natural History Film Unit (Firm)
• 1 Jenkins, Rebecca, 1959-
• 1 Kerr, Barbara
• 1 Lucas, Steve
• 1 National Geographic Society (U.S.)
• 1 National Geographic Television
• 1 National Geographic Video (Firm)
• 1 National Science Foundation (U.S.)
• 1 New York Zoological Society
• 1 PCR Films and Video in the Behavioral Sciences
• 1 Page, George (George H.)
• 1 Pennsylvania State University
• 1 Pennsylvania State University. Media Sales
• 1 Rettig, Neil
• 1 Schaller, George B
• 1 Warner Home Video (Firm)
• 1 Warren, Adrian
• 1 Wrye, John

• 5 English
• 1 French

• 1 Parc national des Virunga (Congo)

• 1 Documentary films
• 1 Educational films
• 1 Feature films
• 1 Films for the hearing impaired
• 1 Video recordings for the hearing impaired

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