Oct. 15 (UPI) --Rising acidity levels in the world's oceans are disrupting the shell-making abilities of the marine gastropods. According to a new study, the shells of triton shell sea snails are ...
Snail shells are often colorful and strikingly patterned. This is due to pigments that are produced in special cells of the snail and stored in the shell in varying concentrations. Fossil shells, on ...
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