Mollusks add daily to the margins of their ... Mollusks Taste Memories To Build Shells Date: April 2, 2009 ... Different rates of calcium carbonate secretion determine the shape of the spiral, ...

How can a building of architecture grow? The clue to the answer might be found in the shells of mollusks. The exhibition displays 400 and more ...

Scientists devised a mathematic model that helps explains how Nipponites, some of the wonkiest ammonites, built their shells. By Sabrina Imbler If you’ve seen one ammonite, you may think you ...

The slow-moving, spiral-shelled snail can be found leaving a slippery trail through garden leaves, across streams and in shallow puddles alike. These fascinating creatures belong to the mollusk ...

All mollusks build their own shells. Illustration by Lisa Ballard. Q: How do snails ... (Very rare mutations can produce “left-handed” mollusks, whose shells spiral counterclockwise.) ...

Some studies looking at the chemical composition of the shells – a field called sclerochronology – are starting to gain some insight of how long ammonites might have lived.” Ammonites’ growing shells ...

This spiral-shelled mollusc is 500 million years old and continues to employ jet propulsion to travel through ocean waters. Nautilus (Image: Canva) ...