indian emperor butterfly in male form on about loosing some scales on white background, teinopalpus imperialis

kaiserihind female teinopalpus imperialis papillionidae swallowtail nepal vietnam thailand india doi pha hom pok chiang dao mai butterfly endanger protected animal wild wings papilio moth swordtail expedition rare emperor rarity scales iridescence lower forewing conservation cites himalaya flower leaf sunlight distinguish colorful jade flying insect light freedom nature natural decoration jewel ornament caterpilla worm