by Chris Bodenner
Skip to the 1:50 mark for an entrancing encounter:
Update from a reader:
There is widespread speculation that this is a viral marketing video for the GoPro, and possibly computer generated. I find it very strange that there are no shadows of the turbulent water on the tops of the dolphins themselves, and I am very skeptical …
GoPro denies any involvement, "but that's exactly what they should say if they want it to go viral."