Shell colour variation in mollusks is a multifaceted trait governed by complex genetic mechanisms that orchestrate pigment biosynthesis, tissue differentiation and biomineralisation. Studies indicate ...

If you eat chicken eggs, you probably have a shell color preference for reasons you can’t explain. Some people only buy brown eggs because they believe they’re “healthier” or more “natural” than white ...

Eggshell color is determined by the hen’s breed, not diet, sun, or location. Brown and white eggs are nutritionally the same when hens eat the same feed. White eggs often cost less because smaller ...

The blush of a lobster¿s shell during cooking is extraordinary by any measure. Exactly why the shift from purplish-blue to fiery crimson occurs has long eluded explanation. But new research is at last ...