Drone Captures The Largest Swarm Of Sea Turtles Ever Filmed

Given that we are currently experiencing a global extinction crisis, the occasion to witness a large congregation of an endangered species is a rare and special opportunity indeed. So you can imagine how privileged biologist Vanessa Bézy must have felt when she flew her drone over the Costa Rican coastline to capture what might just be the largest swarm of sea turtles ever filmed, reports National Geographic.