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San Juan Islands Wa

~~Orca Whale breaching in the San Juan Islands • archipelago in Washington between the US mainland and Vancouver Island, British Columbia, Canada • photo: Hakan Karlsson~~

In today’s vernacular, the names “orca” and “killer whale” are interchangeable, though many animal-activists prefer the former, while scientists and the display industry tend to use the latter.

Discover more about #dolphins clicking in this interactive #graphic. When one of Earth’s smartest creatures vocalizes, it fuels a heated debate among scientists: Are dolphins actually speaking a complex language?