It is a large sea turtle in the family Turtles. Widely distributed in tropical and subtropical waters around the world, it is named after its unique green fat layer. Large in size, adult individuals typically weigh 100 to 150 kilograms and can have a shell length of about 1 meter. Having flat limbs, adapted to swimming life in water. It is a herbivorous animal that mainly feeds on seagrass, and sometimes also consumes aquatic plants and algae. Living habits include long-term migration, especially females returning to their birthplace to lay eggs during the breeding season. The breeding process is very special. Females will dig caves on the beach to lay eggs, and then leave to let the eggs hatch naturally. Currently listed as an endangered species