Nature

Dogs That Changed the World (Part 1) - Preview

Preview: Season 25 Episode 11 | 30s

Dogs' roles as guard, hunter, herder, hauler and spiritual protector, as well as current theories about the wolf's evolutionary leap. 10/5/2011

Aired: 10/05/11

Rating: NR

Buy Now:

Problems Playing Video? | Closed Captioning

Major support for NATURE is provided by The Arnhold Family in memory of Henry and Clarisse Arnhold, Sue and Edgar Wachenheim III, The Fairweather Foundation, the Kate W. Cassidy Foundation, ...