New secret weapon for BMW Oracle's USA-98?

It seems that BMW Oracle not only are taking advantage of reportedly very good wind conditions in Auckland, home of their winter training camp, they have recently hired some extra help, admittedly very low-tech. Check the following photo, courtesy of the BMW Oracle blog.

Chris Dickson and Peter Isler are smiling but are they sure the America's Cup rules allow two-boat-and-a-dolphin testing?

USA-98 testing against a dolphin in Auckland. Photo copyright BMW Oracle blog