Polygonia comma Polygonia comma Polygonia comma, the eastern comma, is a North American butterfly in the family Nymphalidae, subfamily Nymphalinae. This butterfly is seasonally variable. The upperside of the summer form's hindwings are all black, whereas the winter forms hindwings are reddish orange. The underside of both forms is striped with dark and light brown. There is a silvery comma mark in the middle of the hindwing in both forms. Its wingspan is . The eastern comma may be spotted in woods near rivers, ponds, marshes, swamps, and other water sources. This butterfly seldom visits flowers, but rather feeds on sap, rotting
Swallowtail (flag) Swallowtail (flag) In flag terminology, a swallowtail is either The name comes from the forked tail that is a common feature of the swallow species of birds. Common in Scandinavia, this swallowtail flag contains a vertical section in the centre of the fly. Also common in the Nordic countries, the swallowtail flag contains a third tail (the "tongue") between the other two tails. This is the shape of the United States' state flag of Ohio, as well as some burgees, private signals and pennants of the International Code of Signals (ICS) use a triangular swallowtail shape. A guidon is the