Macro Portrait Of A Western Tiger Swallowtail Butterfly On Thistle Stock Photo

Papilio rutulus, the western tiger swallowtail, is a swallowtail butterfly belonging to the Papilionidae family.These large butterflies are brightly colored. The wings are yellow with black stripes and blue and orange spots near their tail. They have the "tails" on the hindwings that are often found in swallowtails.Young caterpillars resemble bird droppings, and as they molt, they eventually turn bright green, with a pair of large yellow eyespots with black and blue pupils. The chrysalis is green in summer and dark brown in winter, and looks like a piece of wood.Silybum marianum is a species of thistle. It has various common names including milk thistle, blessed milkthistle, Marian thistle, Mary thistle, Saint Mary's thistle, Mediterranean milk thistle, variegated thistle and Scotch thistle. This species is an annual or biennial plant of the family Asteraceae.