The World

Exotic Species: Flexing Their Mussels

David Baron of member station WBUR reports on an infestation of European zebra mussels, which over the last four years has caused a billion dollars of damage in the Great Lakes and nearby river systems.

David Baron of member station WBUR reports on an infestation of European zebra mussels, which over the last four years has caused a billion dollars of damage in the Great Lakes and nearby river systems.

Exotic Species: Flexing Their Mussels - The World from PRX