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- Season 1 Episode 5 Group Survival

Trailer
Many prey like bison and elk benefit from social living because larger groups often mean more eyes looking out for danger. So why do some predators also favor this approach? Delve into the dynamics of group living in one of North America's most rugged environments: the Rocky Mountains.

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First Air Date: Jan 01, 1970

Last Air date: Jan 01, 1970

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Episode: Episode

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