When you take into account the ease with which they inhabit the ocean, free dive to depths of 15m or more, hold their breath for minutes, hunt for turtles, shells and sea cucumbers, and navigate between distant islands, led only by instinct, both names are equally fitting.
Last week Tanya Streeter dived into the record books by descending 400 feet into the ocean and propelling herself back to the surface, all with one very deep breath lasting three and a half minutes.