• 58 Biodiversity
• 57 Biotic communities
• 57 Ecological regions
• 16 Life sciences
• 15 Biology
• 6 Endangered ecosystems
• 6 Endangered species
• 6 Geography
• 4 Earth sciences
• 4 Zoology
• 3 Air
• 3 Animal behavior
• 3 Art and architecture
• 3 Behavior
• 3 Climatic changes
• 3 Global warming
• 3 Marine biology
• 3 Marine sciences
• 3 Photography
• 3 Pollution
• 3 Sexual behavior in animals
• 2 Agricultural education
• 2 Agronomy

• 66 Films Media Group
• 15 TV Only SAS (Firm)
• 13 BBC (Firm)
• 13 PBS (Firm)
• 3 Filmhub (Firm)
• 3 Green Planet Films (Firm)
• 2 Australian Broadcasting Corporation (Firm)
• 2 Cerebellum Corporation (Firm)
• 2 Mirror/Mirror Productions, Inc. (Firm)
• 2 Network Ireland Television (Firm)
• 2 Off the Fence Productions
• 1 A&E Networks (Firm)
• 1 ARTE France (Firm)
• 1 BBC Worldwide Learning (Firm)
• 1 BayView Entertainment LLC. (Firm)
• 1 CINEFETE (Firm)
• 1 Ente Público Radiotelevisión (Firm)
• 1 Panoptic Productions (Firm)
• 1 Pumpkin TV (Firm)
• 1 Video Education America (VEA) (Firm)

• 65 English
• 1 Unknown

• 1 Asia
• 1 Central America
• 1 South America

• 66 Internet videos

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