The Western tiger swallowtail (Papilio rutulus) is a common swallowtail butterfly of western North America, frequently seen in urban parks and gardens as well as in rural woodlands and riparian areas. It is a large, brightly colored and active butterfly, rarely seen at rest; its wingspan is 7 to 10 cm, and its wings are yellow with black stripes, and in addition it has blue and orange spots near its tail. It has the "tails" on the...