Narwhal Tusks Found to Have Two Opposing Spirals, Study Reveals

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A new scientific study has uncovered a surprising structural detail about narwhal tusks. Researchers used X-ray imaging to examine the iconic spiral tusks in greater detail than before. The analysis revealed that the tusks do not feature a single spiral, as previously understood, but actually contain two spirals. Remarkably, these two spirals twist in opposite directions to each other. The finding adds a new layer of complexity to our understanding of one of nature's most distinctive natural structures.

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