The American Bird's-Wing Moth is typically 1.3 inches to 1.5 inches (34mm to 39mm) in size and has the following descriptors / identifiers: dark brown or black wings; tan head and middle; fork; flying.
It has a typical diet of the following: dock; smartweed.
Territorial Area Map (Visual Reference Guide)
The map below showcases (in blue) the states and territories of North America where the American Bird's-Wing Moth may be found (but is not limited to). This sort of data can be useful in seeing concentrations of a particular species over the continent as well as revealing possible migratory patterns over a species' given lifespan. Some species are naturally confined by environment, weather, mating habits, food resources and the like while others see widespread expansion across most, or all, of North America.