In hydrothermal vent fields, a small snail evolved an iron-reinforced shell. Here’s how it challenges assumptions about ...

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A collection of fossil shells from marine snails and clams is challenging a theory that says the world’s deadliest mass extinction was accompanied by severe ocean acidification. Instead of showing ...

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Some marine snails soar through the water by flapping their squidgy appendages to and fro, similar to butterfly wings — now, scientists have discovered that the shape of the snails' shells also helps ...

The striking purple sea snail (Janthina) found after washing up on a beach in La Jolla, California. (Image: Natural History Museum) A rare purple Janthina sea snail washed up on La Jolla beach, ...

A student was enjoying a sunset stroll on a beach in La Jolla, California, when she came across something very rare. Anya Stajner, a Ph.D. student at UC San Diego’s Scripps Institution of Oceanography ...