A large European woodland butterfly that has iridescent purplish-black wings with white markings.
紫蛱蝶
Apatura iris, subfamily Apaturinae, family Nymphalidae
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The magnificent Purple Emperor is probably the British butterfly most admired and most sought by butterfly watchers, breeders, photographers and general naturalists alike.
Many consider the Purple Emperor, affectionately known as "His Majesty", to be a great rarity, and even people with only a passing interest in butterflies will make annual pilgrimages to its sites to glimpse it.