All Available Episode All Season 8 Episode 1. Bearwalker of the Northwoods Apr, 2010 60 minutes 0.0 2. The Last Lioness Apr, 2010 60 minutes 0.0 3. Mountains of the Monsoon Apr, 2010 60 minutes 0.0 4. World's Largest Shark Apr, 2010 60 minutes 0.0 5. Manta Queen May, 2010 60 minutes 0.0 6. China’s Last Elephants May, 2010 60 minutes 0.0