Image of the Day: Tortoiseshell Twists

A close-up of the underside of a plate from a deceased turtle’s shell, showing white spirals made by turtle skin against a keratin background.

The Scientist Staff

Jan 8, 2016 | 1 min read

NOAA, KYLE VAN HOUTAN

(See K.S. Van Houtan et al., "Time in tortoiseshell: a bomb radiocarbon-validated chronology in sea turtle scutes," Proceedings of the Royal Society B, 2016.)

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