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The Mollusk Hiding Rare Minerals in its Teeth

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Chitons are constantly scraping their teeth on rocks to eat the algae off of them, but that means their teeth need to be pretty tough. And it turns out one species's teeth are the hardest, stiffest biominerals in any living thing we've seen!

Hosted by: Hank Green

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Sources:
https://www.pnas.org/content/118/23/e2020160118
https://www.nature.com/articles/s41598-018-37839-2
https://news.northwestern.edu/stories/2021/05/rare-mineral-from-rocks-found-in-chiton-teeth/
https://news.ucr.edu/articles/2019/01/31/magnetic-teeth-hold-promise-materials-and-energy
https://www.tandfonline.com/doi/abs/10.1080/00222933.2014.959574
https://www.materialstoday.com/biomaterials/articles/s136970211070016x/

Images:
https://www.flickr.com/photos/47445767@N05/15947947127
https://www.istockphoto.com/photo/gumboot-chiton-gm183967843-27618844
https://www.flickr.com/photos/33466410@N00/3258676083
https://www.nature.com/articles/s41598-018-37839-2
https://www.flickr.com/photos/odfw/8020038038
https://commons.wikimedia.org/wiki/File:Santabarbaraite-270526.jpg
https://www.researchgate.net/figure/Chiton-teeth-and-their-formation-A-Light-micrograph-of-the-radula-of-the-chiton_fig19_342396092
https://www.istockphoto.com/photo/gumboot-chiton-gm467679603-34055468
Category
Science
Tags
SciShow, science, Hank
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