John Rafferty of Encyclopædia Britannica discusses the Atlantic and Pacific bluefin, two species of tunas that are threatened by overfishing. This is the third part of the Postcards from the 6th Mass Extinction audio series.
John Rafferty of Encyclopædia Britannica discusses the Atlantic and Pacific bluefin, two species of tunas that are threatened by overfishing. This is the third part of the Postcards from the 6th Mass Extinction audio series.