==BBC - Nature's Microworlds (2012) Part 10 Yellowstone== [[http://forums.mvgroup.org/index.php?showtopic=78750|BBC - Nature's Microworlds (2012) Part 10 Yellowstone]] {{:hdimage.jpg?20|}} {{http://forums.mvgroup.org/release.images/JungleBoy/Natures.Microworlds.0.jpg?200&nolink|}} Steve Backshall looks at some of the world's most iconic ecosystems. **Part 10 Yellowstone** In the spectacular Yellowstone where wolves, bears, coyotes, bison and elk roam vast grasslands, wetlands and forests, Steve Backshall looks for the answer to a puzzle. Wolves and beavers have little to do with each other so why, when wolves were returned after an absence of 70 years, did the beaver population increase? The revelation is as magical as it is surprising. ==See Also== {{https://www.bbc.co.uk/programmes/b01l2swt|BBC Site}} ==Trailer== ,,Full Version Available Upon Request,, {{ youtube>eYpM-qDNKzs }} \\ {{tag>HD Nature Habitats Ecosystems Wildlife Society BBC SER BBC_-_Nature's_Microworlds_(2012) 2012 Ar05/19 Name}} \\