How do you see without any eyes? If you're a brittle star, you use your body.
These Sea Creatures See Without Eyes — But Only Sometimes
Brittle sea stars use light-sensitive cells spread across their bodies to navigate.
By Leslie Nemo
Jan 2, 2020 10:15 PMJan 3, 2020 2:49 PM
A brittle star. A different species was found to have light-sensitive cells covering its body, allowing it to see without eyes. (Credit: Han-Lin/Shutterstock)
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