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NOVA - Australia's First 4 Billion Years: Monsters

Australia's First 4 Billion Years: Monsters Australia's First 4 Billion Years: Monsters
Some 250 million years ago, some of the largest, most dangerous reptiles ruled this land.
http://video.pbs.org/widget/partnerplayer/2365000290/?player=WGBY-PBS&w=512&h=288&chapterbar=true&autoplay=false Some 250 million years ago, some of the largest, most dangerous reptiles ruled this land. /episodes/get/8588 /episode/8588 NOVA: Australia's First 4 Billion Years: Monsters /episode-player/8588
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