At first, the nurse shark casually orbited the reef. But then it tilted up to reveal something shocking. “Oh my gosh! What is that?” Sylvester yelled when they saw the powerful but streamlined ...

Since the 1980s, Caribbean reef shark populations have dropped 52 percent. In some places, their numbers have plummeted by as much as 99 percent, and since 2021 the sharks have been classified as ...

The return of apex predators such as sharks can restore critical ecological balance to coral reefs, creating healthier ecosystems. New research found a rise in the shark population on Ashmore Reef ...