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Premieres Wednesday, February 6, 2013 at 8:00 p.m. ET/PT. Check your local listings.

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It's time to challenge the notion that only humans form lasting friendships.

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Airs Wednesday, July 24, 2013 at 8:00 p.m. ET/PT. Check your local listings.

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Airs Wednesday, March 28, 2012 at 8:00 p.m. ET/PT. Check your local listings.

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Airs Wednesday, October 31, 2012 at 8:00 p.m. ET/PT. Check your local listings.

9:14
Travel to the jungles of Sumatra to film elusive wild orangutans.

2:23
Filmmaker Ben Masters brings his infant into the field to "help" with camera trapping.

3:03
Once the camera traps are set up, you never know what you may capture on film.

3:02
The only way to really understand the world of flying foxes is to see it from their eyes.

10:28
To film this mass migration, two film crews spent 4 weeks filming predators and sardines.

3:06
Acorn woodpeckers love to collect acorns and tattoo them into holes they create in trees.

2:34
In the dark forests of Poland, rarely filmed black woodpeckers feed their hungry chicks.