Family: Papilionidae, Swallowtails view all from this family

Description The Giant Swallowtail (Papilio cresphontes) is a swallowtail butterfly common in various parts of North America, particularly the south and east. With a wingspan of about 10–16 cm (3.9–6.3 in), it is the largest butterfly in Canada and the United States.

Dimensions 3 3/8-5 1/2" (86-140 mm).

Habitat Forests & woodlands, Meadows & fields, Cities, suburbs & towns, Freshwater swamps, marshes & bogs.

Range New England, Florida, Southwest, California, Great Lakes, Mid-Atlantic, Eastern Canada, Plains, Western Canada, Rocky Mountains, Texas, Southeast.