Researchers say they've used ultraviolet light to reveal the stunning but previously hidden colored patterns on ancient fossilized seashells. The shells, between 4.8 and 6.6 million years old, had ...

Mother lizards can induce different color patterns in their offspring in response to social cues, reports research published June 10 in the online early edition of the journal Ecology Letters. Female ...

Many butterflies develop wing patterns that mimic other species to protect themselves from predators. While growing complex body parts like wings involves many genes, the difference between two ...