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![Rough periwinkles sit on a bed of barnacles.](/sites/default/files/styles/3_2_large/public/2023-11/Rough_periwinkles_sitting_on_barnacles_Helen_Scales.jpeg.webp?itok=2RVVR_de)
Personal Perspectives
Spirals in Time: A Walk at the Seashore
When I set out to write a book about mollusks (called Spirals in Time), I wasn't......
July 2015
![Home is where the hull is: Since the dawn of seafaring, humankind has had to deal with pesky creatures, such as barnacles, that “foul” ship hulls and boat propellers like this one.](/sites/default/files/styles/3_2_small/public/2023-11/PropellerWithBarnaclesCropped.jpg.webp?itok=ow2A7x9f)
Photo
Boat Propeller Fouled With Barnacles
Home is where the hull is: Since the dawn of seafaring, humankind has had to deal......![Image of two white sea shells with spirals.](/sites/default/files/styles/search_result/public/angulatum_BaileyMatthewsShellMuseum_0.jpg.webp?itok=6oO0jHb4)
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