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Swimming with Sea Turtles while Scuba Diving
Turtles, sea snakes, one kind of lizard, and a crocodile make up the marine reptiles. By far, the most commonly encountered by scuba divers are the marine turtles, although six of the seven species of marine turtles in the world today are threatened or endangered — entirely due to the activities of humankind.
Marine turtles are well adapted to life in the sea compared to their terrestrial relations — their shells, or carapace (CARE-a-pace), are flattened and streamlined, and their legs have evolved into flippers and paddles. In spite of their adaptations, they must still return to the surface to...
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