New York Times: The six-foot Caribbean reef shark came out of the water thrashing, and Fabián Pina Amargós and his crew quickly pulled it into the research boat. A team set to work, immobilizing the sharks mouth and tail, pouring water over it to keep it breathing and inserting a yellow plastic tag into a small hole punched in its dorsal fin. What is its condition? Dr. Pinas wife, Tamara Figueredo Martín, asked. Excellent, the condition is excellent, Dr. Pina said, before the team pulled out the hook, carefully...