PBS
Nova Science Now: Smart Marine Mammals: Smart Sea Lions
In this video, meet Rio, a captive California sea lion who has helped research biologists to better understand the cognitive abilities of this species. See how Rio has learned that certain sounds are associated with certain letters or...
University of California
Voices in the Sea: Marine Mammals
Listen to the calls of some of the animals that live in the ocean. Get basic stats of the animal as you listen to the sounds they make in the wild.
Science Friday Initiative
Science Friday: Dolphins and Comparative Medicine
What happens when a dolphin catches a cold? No, it's not a trick question. In this hour, we'll talk about what marine mammals can teach us about human biology.