A hawksbill sea turtle resting under a reef in Cozumel, Mexico.

cheloniidae cozumel eretmochelys imbricata mexico testudines animal animal behavior animal head animal themes animals in the wild aquatic color image day ecosystem endangered species front view habitat hawksbill sea turtles horizontal marine biology nature no people ocean floor one animal outdoors photography reef reptile resting sea life sea turtles seabed species turtle underneath undersea underwater wildlife zoology