High up in a tree sits a bright red vermilion flycatcher. The males of this songbird species use their red feathers to attract females. Meanwhile, an Arizona mountain kingsnake slithers among the ...

This is a golden orb-weaver, Nephila pilipes. (Photo courtesy of Bing Heng Lee) (CN) – Using a bright yellow color similarly found in several flower heads, scientists revealed in a new study Monday ...

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 ...