• 5 Videos, Slides, Films

• 2 Effect of human beings on
• 2 Human ecology
• 2 Landscapes
• 2 Life
• 2 Natural history
• 2 Nature
• 1 Behavior
• 1 Botany
• 1 Development
• 1 Dogs
• 1 Evolution
• 1 Human-animal communication
• 1 Human-animal relationships
• 1 Infants
• 1 Lilies
• 1 Newborn infants
• 1 Psychology
• 1 Roses
• 1 Training

• 5 Revill, Barny
• 3 Oxford Scientific Films
• 2 BBC Studios
• 2 British Broadcasting Corporation
• 2 British Broadcasting Corporation. Natural History Unit
• 2 Clunes, Martin, 1961-
• 2 Johnson, Corey, 1961-
• 2 Open University
• 2 Public Broadcasting Service (U.S.)
• 2 Tencent Penguin Pictures
• 1 BBC Worldwide Learning
• 1 BBC Worldwide Ltd.
• 1 Barker, Jonathan
• 1 Bolton, Lizzie
• 1 Klein, Carol, 1945-
• 1 Pope, Eva, 1967-
• 1 Sarosh, Chloë

• 5 English

• 2 Earth (Planet)

• 5 Documentary television programs
• 2 Nonfiction television programs
• 2 Science television programs
• 1 Made-for-TV movies

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