A Monarch Butterfly (Danaus plexippus) visits a Zahara Sunburst flower (Zinnia elegans) for an afternoon lunch of nectar in a Virginia garden during his journey south to Mexico.#MonarchButterfly#monarch#butterfly#DanausPlexippus#ZaharaSunburst#ZinniaElegans#flower#Nectar#JourneyToMexico#AmericanMeadows#gardening#PlantBiology#AnimalBiology#biology