https://community.usms.org/swimming/f/open-water-training-and-technique/25609/dolphins-protect-swimmer-during-cook-strait-swimBritish man saved from shark by pod of dolphins who joined him for part of marathon eight hour swim Mr Walker saw a beast-like figure swimming beneath him during an eight hour swim across the Cook Strait He was soon joined by 10 dolphins who swamen-USTelligent Community 12