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In the natural world, beauty can be many things -- including what we might find...
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This film explores how the domestication of dogs might have taken place, including the...

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Nature  ·  Episode 2412

Dogs That Changed the World: Dogs By Design

04/29/2007
The second hour of "Dogs That Changed the World" details the explosion of the basic working dog types into the roughly 400 breeds known today; explores concerns about today’s competitive breeding and its effect on dogs’ health and well-being; and outlines dogs’ potential role in medical care for human beings.
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