Orcas were spotted hunting dolphins off the coast of San Diego, in a graphic new drone video. This behavior is normal, especially since this pod of killer whales specializes in eating dolphins. Killer whales eat a meat-based diet, but the prey they choose depends on what part of the world they live in. So, for the orcas that cruise the area, eating dolphins is about a combination of opportunity and interest, Marino explained. The orcas are playing and teaching their youngA female killer whale and her newborn calf in Grays Harbor near Westport, Washington.

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Persons: they've, Domenic Biagini, Lori Marino, Marino, Biagini, Candice Emmons, they're Organizations: Service, The, Sanctuary, San, NOAA Fisheries, Reuters Locations: San Diego, New Zealand, Southern California, Grays Harbor, Westport , Washington