Rescuers on Monday announced an "extremely successful" resolution to what has been officially declared the largest mass dolphin stranding in U.S. history, with more than 100 dolphins surviving the ordeal that began last month on Cape Cod. The nonprofit International Fund for Animal Welfare said a total of 146 dolphins were involved in the stranding Advertising Inquiries: https://redcircle.com/brands Privacy & Opt-Out: https://redcircle.com/privacy