Another photo from my summertime trip to the U.S. East Coast. This butterfly - an Eastern Tiger Swallowtail - is very common in the eastern U.S., but, living in the western U.S., I don’t think I had ever seen one before.
(July 31, 2022. Nikon D7200, 1/250s @ f/5, 80mm, ISO 100.)
https://en.wikipedia.org/wiki/Papilio_glaucus