'Planet Earth': Extremes

What animal travels 5,000 miles for a meal? Where can you find a 300-foot-tall pile of bat droppings? Watch these clips from the new 'Planet Earth' TV series to find out.

Watch 'Planet Earth'

This series concluded April 29 on Discovery Channel and Discovery HD Theater. Check listings for rebroadcasts of all episodes.

    Buy the DVD

    Buy the 'Planet Earth' DVD set, which includes all 11 episodes plus additional footage

      'Planet Earth' Features

      Upload Your Photos

      Upload your photos

      Submit your nature photos for a chance to appear in a gallery on R&L.

        Planet Earth Alert

        Sign up to get e-mail notification whenever there's a new feature on R&L's Planet Earth.

          Talk About It

          Share your thoughts with other fans of the show.

            Earth Day Videos

            Earth Day Videos

            Earth Day Network President Kathleen Rogers talks about Earth Day and the 'Planet Earth' TV series.

              Today's Feature

              Green Daily

              Wondering what you can do in your everyday life to help the planet? Check out Green Daily, a new Earth-friendly blog from AOL. It covers all aspects of "green" living, from tips to product reviews, news and more!