Sentinels of the Seas - S2.E2

Bottlenose dolphins are a beloved Florida icon. But, recent studies show disturbing signs of immune system dysfunction and disease plaguing this charismatic mammal. These problems might be linked to legacy contaminants and other pollutants which bio-accumulate up the ocean food chain. Changing Seas meets with experts for an in-depth look at the health status of Florida's wild bottlenose dolphins.