World's Penguin Population Is Thriving

The Wall Street Journal
July 10, 2014 AT 4:12 PM
For the first time, scientists have counted all the world’s Adelie penguins -- a sprightly seabird considered a bellwether of climate change –- and discovered that millions of them are thriving in and around Antarctica. Stony Brook University ecology associate professor Heather Lynch joins the News Hub with Sara Murray.