Scientists say that a series of marks carved onto a freshwater clam shell represent the earliest known engravings made by a human ancestor. The zigzag lines visible in the photo above probably were ...
Mollusks add daily to the margins of their shells, producing intricate patterns prized by beachcombers. Though this seems complex, the process can actually be explained by a simple network of nerve ...
Nearly 30 ancient seashell species coloration patterns were revealed using ultraviolet light. Nearly 30 ancient seashell species coloration patterns were revealed using ultraviolet (UV) light, ...
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