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7.0

Horizon•Season 47•Episode 7

The Secret Life of the Dog

7.0/10 · 55 votesJan 6, 201060 min

Ranked #12 of 12 in Season 47•−0.7 vs season avg

Discussion

We have an extraordinary relationship with dogs - closer than with any other animal on the planet. But what makes the bond between us so special? Research into dogs is gaining momentum, and scientists are investigating them like never before. From the latest fossil evidence,

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Season 47 Episodes14

Do I Drink Too Much?

The Secret You

Fix Me

Who's Afraid of a Big Black Hole?

E5 7.7

Why Do We Talk?

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E6 7.7

How Long is a Piece of String?

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E7 7.0Now viewing

The Secret Life of the Dog

Why Do Viruses Kill?

Pill Poppers

Don't Grow Old

To Infinity and Beyond

What Makes a Genius?

Did Cooking Make Us Human?

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E14 7.9

Is Everything We Know About the Universe Wrong?

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Episode Summary

"The Secret Life of the Dog" is episode 7 of Horizon season 47. It scored 7.0/10 from 55 votes, ranking #12 of 12 episodes this season (season average 7.7). It aired on January 6, 2010.

Next: E8 · Why Do Viruses Kill?Best of Season 47