30 Vaquita Porpoises Are Left. One Died in a Rescue Mission. Scientists called off an effort to save one of the world’s rarest marine mammals — the vaquita — when one died after being captured for rehabilitation. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Saudis Say Arrests Target Foreign-Funded DissidentsDuring London Fashion Week, the Names You Need to Know$8 Million to Aid Poor North Koreans? South Korea and Japan DisagreeTiger Species Thought Extinct Is Possibly Spotted in IndonesiaG.M. Chief, in China, Challenges Planned Bans of Gasoline CarsRanting and Rapping Online in China, and Raking In Millions