enjoys a good scratch on his bony bottom, wiggling back and forth to make sure his owner gets all the itchy spots. Those of us who have never owned a tortoise or turtle may be startled to learn they ...

Following is a transcript of the video. Narrator: A turtle's shell is as much a part of its body as our rib cage is of ours. In fact, it is their rib cage, and their spine, and their vertebrae ...

A sea turtle’s shell is a complex masterpiece, made up of two parts: the carapace (top) and the plastron (bottom), both covered in scutes – tough keratin plates tightly attached to the bone.

A sea turtle's shell is a complex masterpiece, made up of two parts: the carapace (top) and the plastron (bottom), both covered in scutes -- tough keratin plates tightly attached to the bone.