Olive Ridley sea turtles come ashore to nest at Ostional National Wildlife Refuge in Costa Rica.
Olive Ridley sea turtles come ashore to nest at Ostional National Wildlife Refuge in Costa Rica. Vanessa Bézy, UNC-Chapel Hill
Olive Ridley sea turtles come ashore to nest at Ostional National Wildlife Refuge in Costa Rica. Vanessa Bézy, UNC-Chapel Hill