A scanning electron microscopy (SEM) image of the sea star (IMAGE)

University of Pennsylvania School of Engineering and Applied Science

A scanning electron microscopy (SEM) image of the sea star

Caption

A scanning electron microscopy (SEM) image of the sea star arm skeleton with soft tissue removed. The terminal plate, located at the tip of the arm, contains numerous, bump-like light-guiding structures. The image measures approximately 5 mm in width (© Liuni Chen).

Credit

Liuni Chen for Penn Engineering

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