About 8,000 years ago, the relationship between cows and man began with the revolutionary advent of domestication in Mesopotamia, the Indus River Valley, and Africa. Discover how cows have altered human life, human biology, and the geography of the world.
expired1414995219004cove1414 Full Episodeunavailabledisabledshowfalse12341The Sagebrush Sea The Greater Sage-Grouse and other wildlife struggle to survive in a rugged landscape. 2015-05-20 00:00:00http://www.pbs.org/wnet/nature/files/2015/04/sagebrush_seah_episode_image_11-480x270.jpg2365494065cove12337Fences Create Problems for PronghornAn increasingly fragmented landscape is creating problems for the fleet-footed creature. 2015-05-20 00:00:00http://www.pbs.org/wnet/nature/files/2015/05/sagebrush-clips.00_01_14_21.Still003-480x270.png2365493941cove
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