What are turtle shells made of?

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Diagram comparing the plastron and carapace in terrestrial and marine turtles, showing labeled illustrations of a turtle's ventral and dorsal shells and a skeletal view highlighting the relationship between the shells and axial skeleton.

What are turtle shells made of?: Media

Images

Diagram comparing the plastron and carapace in terrestrial and marine turtles, showing labeled illustrations of a turtle's ventral and dorsal shells and a skeletal view highlighting the relationship between the shells and axial skeleton.

Anatomy of a turtle shell

Turtle shells are formed from bones, with the top (the carapace) and the bottom (the...

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