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In 1915, [[Coca-Cola]] challenged glassmakers to design "a bottle a person will recognize even in the dark by feel alone." The resulting ribbed contour shape worked so well that by 1949, over 99% of Americans could identify a Coca-Cola bottle blindfolded.

The [[Axolotl]] can regrow a lost limb instead of sealing it with a scar. Cells at the wound form a blastema, then rebuild bone, muscle, and nerves with positional cues. It can also regenerate parts of its spinal cord and tail, making it a favorite model for regenerative medicine.