Strangest, Coldest, Hottest, Fastest, Rarest Sea Creatures

Oceans cover two-thirds of our planet. While they appear to harbor an inexhaustible supply of food, humans have overfished and polluted them with climate changing gases that make the waters acidic and less productive. This is the underlying theme that runs through a new book by a scientist and his novelist son called The Extreme Life of the Sea. VOA’s Rosanne Skirble caught up with them at the Smithsonian National Museum of Natural History in Washington.