Clip: Episode 2 | 4m 3s
Some islands are less than hospitable. In China’s Bohai Sea is a fleck of land called Shedao, also known as Snake Island. This is the home of 20,000 deadly Pit Vipers, and they are all poised to make a meal of the autumnal songbird migrations.
Aired: 06/28/17Video has closed captioning.