The drill holes left in fossil shells by hunters such as snails and slugs in shaping animal evolution has been contentious, Kowalewski said.
Animals with two shells hinged together are known as bivalves. A whelk or a conch would use their radula to drill into the clam and then slurp.
With its radula, the Moon Snail drills a perfectly round, small hole your necklace; you can thank the bivalve animal that made the shell.
The holes are so perfect, that the shells can be used as a Once the snail breaks through the shell, it will kill and eat the animal inside.
Many molluscs, such as the moon snails, prey on other molluscs by drilling a hole in the shell with their radulas, which are like ribbons with many small chitinous.
lady-in-waiting venus clam with drill hole was most likely drilled by some sort of MUREX like GULF OYSTER DRILLS. Aha! That's why they.
Mollusks drill holes in clam shells using their tongue.