Biologists have discovered that the bright color patterns of beetles are not a warning signal to predators as previously believed, but actually a form of camouflage, turning an old assumption on its ...

Poison dart frogs are well known for their deadly toxins and bright colors, which have made them a classic example of warning coloration. Poison dart frogs are well known for their deadly toxins and ...

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 ...

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 ...