Imperial Moth

Taken last year about this time on garage door frame. Haven’t seen one since.
It is found mainly in the East of South America and North America, from the center of Argentina to south Canada.[1] The species was first described by Dru Drury in 1773.

[Dawn]

Rather pretty

[Babs]

What a beauty

[Issi Bannerman]

Oh, that's an interesting moth!

[Joan Robillard]

Lovely