The Papilionidae family has over 700 species distributed all over the world. This family includes some of the largest butterflies in the world with wingspans reaching 25cm or more, they also have some of the smallest attaining a wingspan of less than25mm. Most of these family are strong fliers. The eggs are usually spherical shaped. The larvae have a strong smelling forked horn, generally brightly coloured that can be erected just behind the head to scare off and warn predators. The pupae are angular with two projecting points at the head end and are usually formed upright within a silken girth.