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The leatherback sea turtle (Dermochelys coriacea), sometimes called the lute turtle, leathery turtle or simply the luth, is the largest of all living turtles and the heaviest non-crocodilian reptile, reaching lengths of up to 2.7 metres (8 ft 10 in) and weights of 500 kilograms (1,100 lb).
Sea turtles are very vulnerable to oil pollution, both because of the oil's tendency to linger on the water's surface, and because oil can affect them at every stage of their life cycle. [159] Oil can poison the sea turtles upon entering their digestive system. Sea turtles [160] have a cycle that they follow from birth. The cycle depends on the ...
Conversely, the leatherback sea turtle can dive over 1,200 m (3,900 ft). [141] Species of the genus Gopherus can tolerate both below freezing and over 40 °C (104 °F) in body temperature, though they are most active at 26–34 °C (79–93 °F).
Dermochelyidae is a family of sea turtles which has seven extinct genera and one extant genus, containing one living species, the leatherback sea turtle (Dermochelys coriacea). The oldest fossils of the group date to the Late Cretaceous .
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The leatherback sea turtle (Dermochelys coriacea) was once thought to be its closest living relative, but now, Protostegidae is thought to be a completely separate lineage from any living sea turtle. Archelon had a leathery carapace instead of the hard shell seen in most sea turtles. The carapace may have featured a row of small ridges, each ...
The Leatherback Trust is a non-profit organization dedicated to the conservation and study of sea turtles and freshwater turtles, with special regard for the leatherback sea turtle. [1] The Leatherback Trust was founded in 2000 to help consolidate Las Baulas National Marine Park , one of the last major nesting site for the critically endangered ...
Tortoises (/ ˈ t ɔːr t ə s. ɪ z / TOR-təs-iz) are reptiles of the family Testudinidae of the order Testudines (Latin for "tortoise"). Like other turtles, tortoises have a shell to protect from predation and other threats.