eurytides leucaspis beuatiful light green swordtail butterfly on white background

swallowtail butterfly endanger protected animal wild wings papilio moth swordtail expedition rare emperor rarity scales iridescence hindwing conservation cites himalaya flower leaf sunlight distinguish colorful insect light freedom nature natural decoration jewel ornament caterpillar worm green red black stripe lepidoptera papilionidae neographium eurytides leucaspis peru south america