Red Postman; Small Postman; Red Passion Flower Butterfly; Crimson-patched Longwing (Heliconius sp.).
This is a Red Postman (Heliconius erato) butterfly. They are also known as the small postman butterfly, the red passion flower butterfly, or the crimson-patched longwing.
Julia Butterfly (Dryas iulia) is a type of brush-footed (nymphalid) butterfly. They are also known as; Julia Heliconian, The Flame, or Flambeau.