With Williams and other dolphin experts, Pabst is now studying how blubber stretches in relation to the kicks of a dolphin's tail. They may have a few ideas of how dolphins swim, but they're trying to becareful not to assume too much. Better to let the dolphins guide them to the truth. They use so many of them. Dolphins could be the camels of the sea.
Camels store heat during the day and unload it in the cool of the night.
Dolphins may have taken this strategy to the extreme.