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The midland and southern painted turtles seek especially quiet waters, usually shores and coves. They favor shallows that contain dense vegetation and have an unusual toleration of pollution. [103] [104] The western painted turtle lives in streams and lakes, similar to the other painted turtles, but also inhabits pasture ponds and roadside ...
The color of the carapace changes depending on the age of the turtle. It usually has a dark green background with light and dark, highly variable markings. In young or recently hatched turtles, it is leaf green and gets slightly darker as a turtle gets older, until it is a very dark green, and then turns a shade between brown and olive green.
Turtle graphics are often associated with the Logo programming language. [2] Seymour Papert added support for turtle graphics to Logo in the late 1960s to support his version of the turtle robot, a simple robot controlled from the user's workstation that is designed to carry out the drawing functions assigned to it using a small retractable pen set into or attached to the robot's body.
The turtle's shell, or carapace, has an amber background patterned with an irregular combination of light and dark streaks, with predominantly black and mottled-brown colors radiating to the sides. [9] Several characteristics of the hawksbill sea turtle distinguish it from other sea turtle species.
The eastern long-necked turtle (Chelodina longicollis) [6] [7] is an east Australian species of snake-necked turtle that inhabits a wide variety of water bodies and is an opportunistic feeder. [7] It is a side-necked turtle ( Pleurodira ), meaning that it bends its head sideways into its shell rather than pulling it directly back.
Turtle carapaces and scutes from Red Sea turtles (Eretmochelys imbricata) were used in rings, bracelets, dishes, bowls, knife hilts, amulets, and combs. Carapaces from Kleinmann's tortoise were used as sounding boards for lutes, harps and mandolins. [16] Turtle shells were also used to make norvas, an instrument resembling a banjo. [26]
The flatback sea turtle was originally described as Chelonia depressa in 1880 by American herpetologist Samuel Garman.The genus Natator (meaning "swimmer") was created in 1908 by Australian ichthyologist Allan Riverstone McCulloch, and in the same scientific paper he described what he thought to be a new species, Natator tessellatus, thereby creating a junior synonym.
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.