"Turtle" is often used for both turtles and tortoises. Sea turtle, any of seven species of marine turtles belonging to the families Dermochelyidae (leatherback sea turtles) and Cheloniidae (green turtles, flatback sea turtles, loggerhead sea turtles, hawksbills, and ridleys). There are more than 300 species. Solid, sturdy, and watertight, the Exo Terra Turtle Terrarium is designed to promote the health of aquatic animals and plants. The first true "reptiles" (Sauropsids) are categorized as Anapsids, having a solid skull with holes only for nose, eyes, spinal cord, etc. Lots of people think they know the answer to this question, but few actually do. Animals Images & Pictures. Turtles are among the most primitive and oldest reptiles on the planet having evolved over millions of years. There are several species of turtles with the largest being the leatherback turtle. Additional sensory organs: Some reptiles possess an additional sense called a vomeronasal organ (also called Jacobson's organ). Turtles and Tortoises: Turtles and tortoises are closely related species of animals but the major distinction between the two is where they live. Turtle Terrarium / Aquatic Reptile Habitat. brown and gray turtle on body of water. Both families are highly aquatic, and most species only … Turtle, any reptile with a body encased in a bony shell, including tortoises. There are currently around 400 species of turtles and tortoises in the world. They live on land, in the ocean and in lakes and rivers. Hylonomus is the oldest known reptile was about 8 to 12 inches long with origins 200 million years ago. Turtles are believed by some to be surviving Anapsids. Reptile definition is - an animal that crawls or moves on its belly (such as a snake) or on small short legs (such as a lizard). They’re even older than lizards and snakes! Yes, turtles belong to the class of cold-blooded animals called reptiles.In British English, a turtle is a type of reptile which either lives in the sea or in freshwater. The carapace and plastron are bony structures that usually join one another along each side of the body, creating a rigid skeletal box. Turtles, tortoises and terrapins are reptiles with protective shells. You said that turtles live in water but they can also live on land. The alligator snapping turtle is the largest turtle in North America while the Yangtze giant is the largest softshell turtle. turtle Designed by European herpetologists, the Exo Terra Turtle Terrarium is the ideal housing for aquatic reptiles or amphibians. Size: 4.75 oz Verified Purchase. 5.0 out of 5 stars 45 Year Old Turtle Loves His Wardley Reptile Sticks. Age. we have one of the greatest selections you will find including slider turtles, musk turtles, cooters, mud turtles, sideneck turtles, softshells and more. People often mistake them for amphibians due to the misunderstanding about the term amphibian. underground reptiles supplies some of the best turtles for sale in the world! Both families are highly aquatic, and most species only … The earliest known turtles date from 215 million years ago, making turtles one of the oldest reptile groups. About 300 species are alive today, although some are highly endangered.