• 58 Videos, Slides, Films

• 45 Animal behavior
• 12 Embryology
• 12 Genetics
• 12 Human reproduction
• 12 Pregnancy
• 11 Childbirth
• 11 Generative organs
• 10 Labor (Obstetrics)
• 6 Reproductive health
• 5 Adventure and adventurers
• 5 Animal migration
• 5 Ecology
• 5 Ecosystem management
• 5 Marine biology
• 5 Physical geography
• 4 Diseases
• 4 Genitourinary organs
• 4 Urinary organs
• 3 Animals
• 3 Archaeology
• 3 Seals (Animals)
• 2 Adolescence
• 2 Bears
• 2 Biology

• 58 Films for the Humanities & Sciences (Firm)
• 46 National Geographic Television & Film
• 2 Elsevier Science (Firm)
• 2 Meridian Education Corporation
• 2 Zia Films
• 1 American Public Television
• 1 BBC Worldwide Ltd
• 1 Brazelton, T. Berry
• 1 France télévisions distribution
• 1 Information Television Network
• 1 Public Broadcasting Service (U.S.)
• 1 Video Education Australasia

• 58 English

• 2 Alaska
• 2 Australia
• 2 Yellowstone National Park
• 1 Arkansas
• 1 Asia
• 1 Botswana
• 1 Burma
• 1 Central America
• 1 Easter Island
• 1 Florida Keys (Fla.)
• 1 Hawaii
• 1 Kalahari Desert
• 1 Mexico
• 1 Miami-Dade County (Fla.)
• 1 North Carolina
• 1 Norway
• 1 Serengeti National Park (Tanzania)
• 1 South America
• 1 Tanzania
• 1 Uganda
• 1 Wyoming
• 1 Zambezi River Valley

• 58 Internet videos
• 58 Videorecording
• 2 Video recordings for the hearing impaired

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