Animal Courtship Quiz

How much do you know about animal courtship? What gifts do river dolphins give potential mates? Which glows fluorescent green to court a mate? See how much you know with this fun quiz.

Bizarre Mating Dance

Check out this never video of the remarkable mating dance of a bird of paradise, which has never been caught on film before.

    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

        Check out these quizzes and videos from the 'Planet Earth' TV series.

        Animal Affection

        Animal Love

        Enjoy photos of animals in love in this gallery.

          Upload Your Photos

          Upload your photos

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

            Talk About It

            Share your thoughts with other fans of the show.

              Planet Earth Alert

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

                More Animal Features

                Check out more features about animals including trivia quizzes and photo galleries.

                  Earth Day Videos

                  Earth Day Videos

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

                    Resources From Money & Finance

                      More Resources

                        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!

                          Photo of the Week

                          Photo of the Week

                          Check Out Past Photos of the Week
                          Photo of the Week