Penguin Colony Uprooted by Ice in a Warming World

Researchers who study Adelie penguins in Antarctica returned to their study site to find most of the birds gone. This follows a massive iceberg blocking the colony from their feeding grounds. Penguin researcher Kerry-Jayne Wilson tells host Steve Curwood what she believes happened to the missing penguins and how climate change could be spawning more icebergs in the southern ocean. (published March 11, 2016)