The green sea turtle is a medium to large brownish sea turtle with a radiating or mottled pattern of markings on the shell. The head is small in comparison to the other sea turtles and the biting edge of the lower jaw is serrated. Primarily a tropical herbivorous species, the juveniles frequently occur in Florida waters, especially in areas abundant with sea grasses. The greatest cause of decline for green turtles has been commercial harvest for eggs and food, as well as leather and jewelry. What is the major cause of the continued decline of the hawksbill sea turtle The hawksbill sea turtle is a small to medium sea turtle with a very attractively colored shell of thick overlapping scales.
Hawksbill turtles have a distinct, hawk-like beak.
The hawksbill turtle is a shy tropical reef dwelling species that feeds primarily on sponges. Commercial exploitation is the major cause of the continued decline of the hawksbill sea turtle. There is a continuing demand for the hawksbill's shell as well as other products including leather, oil, perfume, and cosmetics. The leatherback is the largest sea turtle. Unlike other species of sea turtle, the leatherback does not have scales.