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The turtle shell is a shield for the ventral and dorsal parts of turtles (the order Testudines), completely enclosing all the vital organs of the turtle and in some cases even the head. [1] It is constructed of modified bony elements such as the ribs, parts of the pelvis and other bones found in most reptiles.
A Greek tortoise shell opened to show the skeleton from below Main article: Turtle shell The carapace is the dorsal (back) convex part of the shell structure of a turtle , consisting primarily of the animal's rib cage, dermal armor, and scutes .
A turtle’s shell is a very effective form of protection from predators, as they can pull their head, legs, and tail inside the shell, which makes it very difficult for the predator to attack ...
Aquatic turtles have flatter, smoother shells that allow them to cut through the water. Sea turtles in particular have streamlined shells that reduce drag and increase stability in the open ocean. Some turtle species have pointy or spiked shells that provide extra protection from predators and camouflage against the leafy ground. The lumps of a ...
The turtle can retract its head and extremities inside its shell if it feels threatened. These turtles also have a complete skeletal system , with partially webbed feet that help them to swim and that can be withdrawn inside the carapace along with the head and tail.
When the turtle protracts its limbs, the pressure inside the lungs is reduced, and the turtle can suck air in. Turtle lungs are attached to the inside of the top of the shell (carapace), with the bottom of the lungs attached (via connective tissue) to the rest of the viscera.
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All of life, including death, is in the lengthy, unbroken shot that opens Thien An Pham’s bewitching debut feature “Inside the Yellow Cocoon Shell.” We begin on the sidelines of a local ...