swallowtail butterfly

animal animals background beautiful beauty black blue buddleia buddleias buddleja buddlejas butterflies butterfly closed color colorful colors colour colourful colours entomologist entomology flower flowers grass insect insects lepidoptera lepidopterist lepidoptery metamorphosis natural nature nectar photo photographer photography photos portrait portraits pretty red stripe striped stripes stripy swallowtail swallowtails wild wildlife wing wings yellow