A decapitated whale washed up on a Point Reyes beach on Tuesday, the apparent victim of a killer whale. It's the eleventh dead whale found on Northern California beaches since mid-April. Scientists are investigating various causes, from boat collisions to changing ocean patterns that drive the whales closer to shore. We'll discuss the recent whale deaths and what may be causing them.
Scientists Search for Cause of Bay Area Whale Deaths
(Josh Edelson/AFP/Getty Images)
Shawn Johnson, director of veterinary science for the Marine Mammal Center in Sausalito