I've picked up so many shells while at the beach before without hesitancy. I didn't even realize it was alive at first." Beckylee Rawls, 29, showing the cone snail shells she's collected, and the ...

Two giant snail species, Gargantua and Pantagruel, were discovered near black smoker chimneys at Mid-Atlantic hydrothermal vents. Learn more about these finds.

The black band around the bottom lip of the shell gives the game away despite its most unusual colouring. It is the brown-lipped snail, which is variable in colour and occurs on dunes as well as ...