Friday, Aug 10, 2012 - 6:00 AM
"Frogs: The Thin Green Line"
Frogs have been hopping the planet for millions of years. Suddenly, they are slipping away - one-third of our amphibians are gone and more are disappearing daily. Ecosystems are beginning to unravel and medical cures are vanishing. Scientists around the world mobilize to stem the tide. G
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