How Australian naval diver went from shark attack survivor to conservationist

“Shark: Why We Need to Save the World’s Most Misunderstood Predator" by Paul de Gelder; Mudlark (240 pages, $26.99) ——— He was their prey, then became their protector. Paul de Gelder was a diver in the Australian Navy, running counterterrorism exercises in Sydney Harbor. In 2009, a 9-foot bull shark mistook him for breakfast. “I was like a chew toy to this predator,” de Gelder writes in “Shark: Why we Need to Save the World’s Most Misunderstood Predator.” “My life did actually flash before my eyes, but then a strange thing happened. It let go. I was pulled out of the water and several surgical...