Tree rings tell stories about forests, but scientists just found something far smaller carrying an even more detailed record ...

Cuban-painted snails come in a variety of beautifully colored shells. The snail's shell diameter averages about 22 to 30 millimeters (.87 to 1.18 inches). Each snail's shell has a unique combination ...

So much to admire in these creatures, from their resilience over summer, to the detailed pattern of their trails ...

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' ...