Watch metamorphosis: the science of change 123Movies. Metamorphosis seems like the ultimate evolutionary magic trick - the amazing transformation of one creature into a totally different being: one life, two bodies.
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After the sunset, a man wonders between the edges of the highways gathering edible roadkill animals.
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This 20-minute DVD tour explores Muir Woods almost mystical forest with beautiful video, inspiring music and natural sound effects.
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Fast on his feet with a fat mustache, short stature, and investigative gaze. For a couple of days in the mountain, in his native land, we approach a...
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An in depth look at the undersea life of dolphins
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A compilation episode of the wildlife documentary series presented by David Attenborough, uncovering the secrets of animals across the globe.
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After one of the hottest years on record, Sir David Attenborough looks at the science of climate change and potential solutions to this global...
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Werner Herzog's documentary film about the "Grizzly Man" Timothy Treadwell and what the thirteen summers in a National Park in Alaska were like in...
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National Geographic filmmakers, Dereck and Beverly Joubert, explore how some animals are thrust together by the forces of nature-sometimes through a...
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How and why what we eat is the cause of the chronic diseases that are killing us, and changing what we eat can save our lives one bite at a time.