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Image for: Prehistoric Shark Hid Its Largest Teeth


With mouths closed, the older, smaller teeth of the ancestors of today’s sharks stood upright on the jaw, while the younger and larger teeth pointed towards the tongue and were thus invisible when the mouth was closed.
With mouths closed, the older, smaller teeth of the ancestors of today’s sharks stood upright on the jaw, while the younger and larger teeth pointed towards the tongue and were thus invisible when the mouth was closed.

Christian Klug, UZH

Christian Klug, UZH

(1548 KB, 4724 x 4235 pixels)

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