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 ...

The colors and patterns of black swallowtails reveal the diversity of evolutionary dynamics acting on the sexes and the various life-history stages Six species of swallowtail butterflies occur locally ...

A team of researchers has discovered new insights into the evolution of color patterns in frogs and toads -- collectively known as anurans. Animal color patterns can help them camouflage with their ...