the butterfly makes use of bright warning color of birds to identify them and to prevent the bird to feed on them

smells bad or poisonous butterflies have bright colors, that is a warning color, making the birds eat butterflies can identify them, and not prey on them. This warning color

butterflies aposematic color, can actually protect themselves. Because the bright colors of birds likely to be noticed, and not the beginning of prey. As is the case now, the birds can easily identify this butterfly. The butterflies have a bad taste, the birds that they are not good, you can identify them by the color of choice not to eat them.

so some people experiment proved this theory. Laboratory personnel change that smells bad and there is a warning color in the color of butterfly wings, so they are not easily recognizable birds. Birds can not identify this butterfly, and its prey.