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flag Researchers find crocodile scales form by physical forces, not genetics, challenging views on evolution.

flag A new study uncovers that crocodile scales form through a mechanical process rather than genetics. flag As the skin's outer layer grows faster than the underlying tissue, it wrinkles and folds, creating the scales. flag This discovery, made by researchers at the University of Geneva, suggests that physical forces can shape evolution without new genetic instructions, offering insights beyond just crocodile biology.

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