A-Z Index: 'Matar ' to 'Nation'
- Matar Para Vivir (2004)
- Matt James' Eco-Eden
- Max's Big Tracks (2008)
- Mayday!
- McGilloway's Way
- Me Fui a Salvar el Planeta (2007)
- Medio Ambiente
- Medio Ambiente MX (2008)
- Medio Perro es Mio (2008)
- Meerkat Manor (2006)
- Meet the Pets (2000)
- Meetings with Remarkable Trees
- Mega Disasters (2007)
- Megacities (2005)
- Megaciudades (2005)
- Mekong: Soul of a River (2007)
- Mekong: Soul Of A River
- Melting Rocks: The Villa Luz (2006)
- Memoire Anterieure
- Mi Bebé (2008)
- Mi Mascota TV (2008)
- Mi Novio es el Hombre Lobo (2008)
- Mi Zoológico (2009)
- Miami Animal Police (2004)
- Miami Zoo (2005)
- Michaela's Animal Road Trip
- Michaela's Wild Challenge (2003)
- Michaela's Zoo Babies
- Michigan Land Conservation (2009)
- Middle of Somewhere (2006)
- Midnight Muttness (2004)
- Mike's Marine World
- Mil O Alwadau
- Millennium Lectures
- Millions d'Amis (2007)
- Millions D'Amis (2009)
- Minnesota: Rivers & Fields (2000)
- The Miracle Lioness
- Mission Arctique (2005)
- Mission Wild
- Missouri Outdoors (1993)
- Mokpo Music Contest (2008)
- Molly's Zoo at Christmas
- Mon Beau Sapin (2009)
- Monkey Business (1999)
- Monkey Business in the Far East
- Monkey Business Special
- Monkey Life (2009)
- Monkey Life
- Monkeyworld Investigates
- Monoterapia (2009)
- The Monster Hunter
- MonsterQuest (2007)
- Monstruos de Río (2009)
- Montañas De Basura
- Monty Hall's Great Escape
- Moorpark 24/7 (2001)
- Mordidas Mortales (2008)
- Mossy Oak Short Cuts (2009)
- The Most Extreme (2002)
- Mother Earth
- Mother Nature
- Mothers of the Wild
- Mountains and Man (2004)
- Mountains of the Monsoon (2009)
- Mounted Branch
- Mr. and Mrs. Wolfman (2009)
- Ms. Adventure (2007)
- MSNBC Adventurer (2004)
- Mundo Natural (2003)
- Mundos Ocultos (1996)
- My Gardening For Vegetables (2008)
- My Green House (2007)
- My Life As an Animal
- My Lovely Pet (2008)
- My New Wild Life (2008)
- The Mysteries of Flower Formation (2008)
- Mystery of the Killer Bees
- Más que Mascotas (2007)
- N2 Wild
- Naica: La Cueva de los Cristales (2008)
- Narigota: La Aventura del Agua (2003)
- National Audubon Society
- National Geo-Genius II (2003)
- National Geographic
- National Geographic Adventures
- National Geographic Adventures
- National Geographic Explorer (1994)
- National Geographic Explorer Wild (2003)
- National Geographic Explorer Wild (2003)
- National Geographic: On Assignment (1995)
- National Geographic: On Assignment
- National Geographic Special
- National Geographic Specials
- National Geographic Specials
- National Geographic Specials 1999
- National Geographic Specials 1999
- National Geographic Spotlight
- National Geographic Ultimate Explorer (2003)
- National Geographic Voyager
