When you snorkel or dive in Hawai‘i you will more than likely swim right over several species of drupe shells. These marine snails are from one to two inches long and in old Hawai‘i they were called ...
ScienceAlert on MSN
Earliest Evolutionary Arms Race Found in Tiny Humble Shells
More than half a billion years ago, mystery predators bored into shelled animals' defensive casings. Some of the holey shells ...
Examples of Lapworthella fasciculata shells (under scanning electron microscope) from the Mernmerna Formation, Flinders Ranges, South Australia, showing holes made by a perforating predator. Scale ...
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