1. Why Coastal Wetlands Need More Big Alligators


    from Dr. Paul Keddy / Added

    125 Plays / / 0 Comments

    This talk was actually called "The prospect for biological control of nutria by alligators" but the point is the same. For more than a decade, wetland scientists in Louisiana have documented the…

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    • Molluscs: Octopus Catching Crab


      from Shape of Life / Added

      893 Plays / / 0 Comments

      An octopus is a formidable hunter.

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      • Molluscs: Moon Snail Preys On Cockles


        from Shape of Life / Added

        900 Plays / / 0 Comments

        One mollusc preys on another in an underwater drama.

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        • EOC Biology 12A - Ecological Relationships


          from EOC Content / Added

          825 Plays / / 0 Comments

          After this lesson, you will know the different types of ecological relationships. You will also be able to determine which ecological relationship is present given information about interactions between…

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          • Wapiti - The Majestic Elk of North America


            from Michael Pellegatti -Wild Visions / Added

            146 Plays / / 0 Comments

            This film covers a year in the life of elk of North America. From births and calves, to the rut and fights between bulls, to winter survival, the viewer will learn about many aspects of this wonderful…

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            • Skull Bound TV on America's Wolf Debate


              from Jim Kinsey / Added

              96 Plays / / 0 Comments

              Join Skull Bound TV's host Jana Waller as she works closely with the lead biologists in Montana as they begin a three year study on the impacts wolves and other predators play on the declining elk herds.

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              • The passing of the Erangl.


                from Richard Brooks / Added

                1,429 Plays / / 8 Comments

                The importance of Sharks in the ecosystem is shown clearly here. The Orange Spine Surgeonfish (Naso lituratus), known locally as Erangl in Palau, aggregate to spawn during the last months of the year.…

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                • Swimming in Shark Alley


                  from White Shark Video / Added

                  800 Plays / / 0 Comments

                  A summary of my first season with white sharks in South Africa (before HD existed, ha ha). The beauty, grace, and timid behavior of this awesome predator inspired me to try my hand at free swimming…

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                  • Light Snacks: Predation on Fireflies


                    from Lewis Lab / Added

                    949 Plays / / 0 Comments

                    Q: Who'd want to eat a firefly?? A: Plenty of lurking night-time predators are out there looking for a light midnight snack. This video highlights common predators on North American fireflies, including…

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                    • Foire de Thoard aout 2011, Yves Derbez prend la parole


                      from OyOpi / Added

                      147 Plays / / 0 Comments

                      Yves Derbez président de l'association éleveurs et Montagnes prend la parole lors de la foire de Thoard le 17 août 2011, en présence de personnalités politiques, dont Jean-Louis Bianco, député et…

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                      Tags are keywords that describe videos. For example, a video of your Hawaiian vacation might be tagged with "Hawaii," "beach," "surfing," and "sunburn."