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The olive ridley sea turtle (Lepidochelys olivacea), also known commonly as the Pacific ridley sea turtle, is a species of turtle in the family Cheloniidae. The species is the second-smallest [ 4 ] [ 5 ] and most abundant of all sea turtles found in the world.
In contrast to their earth-bound relatives, tortoises, sea turtles do not have the ability to retract their heads into their shells. Their plastron, which is the bony plate making up the underside of a turtle or tortoise's shell, is comparably more reduced from other turtle species and is connected to the top part of the shell by ligaments without a hinge separating the pectoral and abdominal ...
Hundreds of dead, vulnerable sea turtles washed up on South Asian beaches last week near the city of Chennai, India. These turtles were identified as olive ridley turtles, an endangered species ...
Other sea turtle species are smaller, ranging from as little as 60 cm (2 ft) long in the case of the Kemp's ridley, which is the smallest sea turtle species, to 120 cm (3.9 ft) long in the case of the green turtle, the second largest. [5] [12] The skulls of sea turtles have cheek regions that are enclosed in bone.
Turtles, like other reptiles, breathe air, not water. They have lungs, not gills like fish, and so even if they live mostly in the water, they need to come up to the surface to breathe now and again.
The origin of "ridley" is a subject of speculation. Prior to being known as ridleys, French naturalist Bernard Germain de Lacépède referred to the Lepidochelys species as "bastard turtles." Renowned sea turtle conservationist Archie Carr claimed that "ridley" was a common Floridan term, quite possibly, a dialectal corruption of "riddle." [1]
Cheloniinae is a subfamily of the sea turtle family Cheloniidae. Its parent superfamily is Chelonioidea. The members of the subfamily, and genera that make it up, are:
Dermochelys coriacea (leatherback sea turtle) Cheloniidae; Caretta caretta (Loggerhead sea turtle) Lepidochelys kempii (Kemp's ridley) Lepidochelys olivacea (Olive ridley) Chelonia mydas (Green sea turtle) Eretmochelys imbricata (Hawksbill sea turtle) Natator depressus (Flatback sea turtle)