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 ...

Similarities in how different organisms look can indicate a close evolutionary relationship. Conversely, great differences in appearance can suggest a very distant relationship, as in many adult ...

Scientists have solved the mystery of why some closely-related species of an iconic reef fish have vastly different colour patterns, while others look very similar. Innovative research led by ...

Nature’s full of illusionists, and they’re not all hiding in plain sight by accident. Across the animal kingdom, creatures have evolved remarkable ways to stay alive by blending in, standing out, or ...

Six species of swallowtail butterflies occur locally, and they combine yellow, black, orange, blue and red in several diverse patterns that invariably catch the eye. We can marvel at them, but our ...