• 25 Videos, Slides, Films

• 3 DVDs

• 21 Animals
• 16 Ecology
• 11 Physical geography
• 3 Habitat (Ecology)
• 3 Life (Biology)
• 3 Marine ecology
• 2 Adaptation (Biology)
• 2 Biodiversity
• 2 Biotic communities
• 2 Climatic changes
• 2 Desert ecology
• 2 Deserts
• 2 Forest ecology
• 2 Forests and forestry
• 2 Grasslands
• 2 Marine animals
• 2 Ocean
• 2 Plants
• 1 Amphibians
• 1 Animal behavior
• 1 Animal diversity
• 1 Animal migration
• 1 Aquatic ecology
• 1 Autumn

• 25 British Broadcasting Corporation
• 21 BBC Worldwide Americas, Inc.
• 12 Fothergill, Alastair
• 11 Nihon Hōsō Kyōkai
• 7 BBC Earth (Firm)
• 5 Berlowitz, Vanessa
• 3 Cordey, Huw
• 3 France télévision
• 3 Linfield, Mark
• 2 Barton, Miles
• 2 Brownlow, Mark
• 2 Holmes, Martha, 1961-
• 2 Rees, Dan
• 1 2 Entertain (Firm)
• 1 Allan, Douglas
• 1 Allen, Penny, Dr
• 1 Bass, Karen
• 1 Blakeney, Simon
• 1 British Broadcasting Corporation. Television Service
• 1 Brosnan, Pierce
• 1 Byatt, Andrew
• 1 DeGruy, Michael, 1951-2012
• 1 Jeffs, Kathryn

• 25 English

• 12 Earth (Planet)
• 9 Polar regions
• 8 Arctic regions
• 7 Antarctica
• 3 Africa
• 2 Congo River
• 2 Congo River Valley
• 2 Kalahari Desert
• 1 Africa, Eastern
• 1 Alaska
• 1 Botswana
• 1 British Columbia
• 1 Europe
• 1 Everest, Mount (China and Nepal)
• 1 Great Plains
• 1 Himalaya Mountains
• 1 Mediterranean Region
• 1 Okavango River Delta
• 1 Serengeti Plain
• 1 South Africa
• 1 Tanzania
• 1 Tropics

• 24 Documentary television programs
• 24 Nature television programs
• 19 Science television programs
• 5 Wildlife television programs
• 2 Video recordings for the hearing impaired
• 1 Educational television programs
• 1 Observations

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