This web exclusive video looks at the benefits of engaging in animal play— teaching animals about how things work, the physics of the world, and what to do and what not to do.

In this web exclusive video, experts discuss the connection between raccoon dexterity, the animal's immense curiosity in objects, and intelligence.

In this web-exclusive video, Producer Susan Fleming discusses the trials and tribulations that come with trying to capture high-quality images of raccoons in the pitch black.

How does the size of urban raccoon territory compare to that of its rural counterpart? This web-exclusive video interviews experts who participated in a study to learn more about raccoon city geography.

A raccoon mother gathers her kits to leave the security of their natal den and descend 60 feet, head first, into the darkness for their first touch on solid ground. Watch video from the PBS Nature film, Raccoon Nation.

Sound Recordist Dave Ruddick goes through his set-up and explains how he records surround sound in Tongass National Forest. A behind-the-scenes look at what goes into the making of a nature documentary.

After the tides have proven a challenge during a shoot on Admiralty Island, the film crew has to get creative in order to keep their boat from getting stranded. A look at the challenges that can pop up when filming nature documentaries.

Filmmaker Shane Moore and Assistant Cameraman Michael Mauntler recap on the time they spent on Alaska's Admiralty Island and discuss the challenges that come with filming bears in their natural environment.

Fortress of the Bears filmmaker Shane Moore on some of the filming techniques he used during his shoot on Alaska's Admiralty Island. A behind-the-scenes look at what goes into the making of a nature documentary.