Papilio bianor, the Chinese peacock, is a middle to large size swallowtail

Swallowtail butterfly

Swallowtail butterflies are large, colorful butterflies that form the family Papilionidae. There are over 550 species, and though the majority are tropical, members of the family are found on all continents except Antarctica...

 butterfly

Butterfly

A butterfly is a mainly day-flying insect of the order Lepidoptera, which includes the butterflies and moths. Like other holometabolous insects, the butterfly's life cycle consists of four parts: egg, larva, pupa and adult. Most species are diurnal. Butterflies have large, often brightly coloured...

 from East Asia

East Asia

East Asia or Eastern Asia is a subregion of Asia that can be defined in either geographical or cultural terms...

.

Color

• Black with structural color.
• The male has black velvet hair in the fore-wing, however the female does not have.
• The female has red spot in the hind-wing.

Range

Entire Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

 (from Hokkaidō

Hokkaido

, formerly known as Ezo, Yezo, Yeso, or Yesso, is Japan's second largest island; it is also the largest and northernmost of Japan's 47 prefectural-level subdivisions. The Tsugaru Strait separates Hokkaido from Honshu, although the two islands are connected by the underwater railway Seikan Tunnel...

 to Okinawa, izu

Izu

Izu may refer to:*Izu Province, a part of modern-day Shizuoka prefecture in Japan**Izu, a city in Shizuoka prefecture**The Izu Peninsula, near Tokyo***The Izu Islands, located off the Izu Peninsula...

), Taiwan

Taiwan

Taiwan , also known, especially in the past, as Formosa , is the largest island of the same-named island group of East Asia in the western Pacific Ocean and located off the southeastern coast of mainland China. The island forms over 99% of the current territory of the Republic of China following...

, Korea

Korea

Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...

, China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

, partly east Russia

Russia

Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

Sub species

• P. b. dehaanii (Mainland Japan
  Mainland Japan
  is a term to distinguish the area of Japan from its outlying territories. It was an official term in the pre-war period, distinguishing Japan and the colonies in East Asia...
  
  )
• P. b. okinawensis (Yaeyama islands, Okinawa, Japan)
• P. b. ryukyuensis (Okinawa islands, Japan)
• P. b. amamiensis (Amami islands, Kagoshima, Japan)
• P. b. tokaraensis (Tokara islands, Kagoshima, Japan)
• P. b. hachijonis (Hachijo island, Izu islands, Japan)
• P. b. kotoensis Sonan, 1927 (Taiwan)
• P. b. thrasymedes Fruhstorfer 1909 (Taiwan)

Habitat

Papilio bianor is common in the forest, is not so common in suburban and urban, because of their host plant habitation. However if there are some host plants such as Zanthoxylum ailanthoides

Zanthoxylum ailanthoides

Zanthoxylum ailanthoides, also known as the Japanese Prickly-ash, is the food plant of the larvae of Papilio bianor, Papilio helenus, Papilio protenor, and Papilio xuthus....

, it can be seen even in the urban district.

Caterpillar

Host plants

The larva

Larva

A larva is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle...

e of the species feed on plants such as :

• The Japanese Prickly-ash Zanthoxylum ailanthoides
  Zanthoxylum ailanthoides
  Zanthoxylum ailanthoides, also known as the Japanese Prickly-ash, is the food plant of the larvae of Papilio bianor, Papilio helenus, Papilio protenor, and Papilio xuthus....
  
  .