Ostional National Wildlife Refuge in Costa Rica welcomes thousands of female sea turtles every year. They arrive on the sea beach to lay their eggs, and Vanessa Bézy, a biologist, has been studying this mass arrival for many years. But it was in November 2016 that Bézy managed to capture on record the largest sea … Meer lezen over Drone Captured What Could Be The Largest Swarm Of Sea Turtles Ever Filmed