The Large Yellow Underwing Moth is also known by the name(s) of: Greater Yellow Underwing Moth; Winter Cutworm (caterpillar).
The Large Yellow Underwing Moth is typically 1.1 inches to 1.3 inches (30mm to 35mm) in size and has the following descriptors / identifiers: black border; orange hindwing; black corner dots; dark brown reniform spot; dark bean-shaped spot; tan spot; flying; brown; orange; yellow; black; tan.
Territorial Area Map (Visual Reference Guide)
The map below showcases (in blue) the states and territories of North America where the Large Yellow Underwing 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.