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 ...

BEND, Ore. (KTVZ) -- Nature is alive with a special type of pattern called fractals. From the smallest ice crystal to the vastness of the galaxy, fractals are the building blocks of the natural world.

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 ...