The snail’s shell diameter averages about 22 to 30 millimeters (.87 to 1.18 inches). Each snail’s shell has a unique combination of stripes and colors, so no two are exactly alike. These snails eat ...

Fossil shell of Pithocerithium rubiginosum (height is 1.5 cm) from the Miocene sediments of Nexing in Austria (left) and isolated reddish polyene pigments on calcium fluoride disc (diameter of disc is ...

Spectacularly colored shells make these critically endangered Cuban snails highly sought after, but some are working to save them. A collection of Cuban painted snails (Polymita picta) adds vibrant ...

Maybe collecting shells is a favorite pastime of yours, but you don't know which is a moon snail and which is a mud snail. Or, you're walking along the beach, and something shiny catches your eye, but ...

In what is arguably the most famous scene from Monty Python and the Holy Grail, King Arthur faces the Black Knight, relieving him of his limbs even though he's wearing some nice chain mail. But ...

They're neither white and gold or black and blue. But in an optical puzzle akin to The Dress, colourful snails are causing scientists turn to technology to definitively decide whether some snails' ...

The great pond snail is helping scientists make great leaps in their understanding of asymmetries in the animal kingdom. Paul Starosta/Corbis Whether it flies, walks or swims, nearly any given animal ...