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EPISODE 2: I’m a penguin counter for God’s sake!

Ron Naveen has been counting penguins on a remote, inhospitable stretch of Antarctica for nearly four decades. He's one of the few people who still counts these adorable, flightless, slightly awkward birds by hand. Penguins have survived a host of environmental changes over 60 million years. But Naveen says climate change could mean the end for two species of his favorite Antarctic birds. Here's why.