Tristram's Woodpecker

Tristram's woodpecker ( dryocopus javensis richardsi )

Tristram's woodpecker ( dryocopus javensis richardsi, kor. 크낙새, RR: keunak - sae, M.-R.: k'ŭnak - sae, Japanese: amanojakuma, kitataki ), also known as Korea - white-bellied black woodpecker, one is in Korea -based subspecies of the White-bellied woodpecker. He was discovered and described by the English clergyman and ornithologist Henry Baker Tristram in 1879.

Description

Tristram's woodpecker is one with a length of 46 cm to the largest woodpecker species. The hood and the cheeks and beard lining are carmine. A black top, throat and upper breast contrasting with white underparts, white wing tips and a white rump. He has four toes, two of which are directed backwards. His tail feathers are tight. Its beak is long, hard and pointed. His reputation, like a strange sounds " Kullak! " Has earned him his native name.

Habitat and behavior

This woodpecker occurs both in dense mountain forests above 1000 m in front, and in the vicinity of human settlements. It is commonly found in areas with chestnut, oak, poplar and elm stocks. He prefers dead tree stands, where it builds its nests and search for insects. The breeding season is from April to May, when three to four eggs are laid in a tree hollow. He goes in search of food before sunrise and at sunset he flies back to the nest. He can move quickly from tree to tree, and at risk, it can be perpendicular prostrate trunk of the tree.

Endangering

Tristram's woodpecker came earlier before on the Japanese island of Tsushima and throughout Korea. Excessive hunting and demand for museum specimens in western countries between the years 1898 and 1902 were Tristram's woodpecker almost completely disappear from Tsushima. 1920 found the Japanese ornithologist Dr. Kuroda Nagamichi the last copy on this island. In Korea, he was a rare bird because of the strong deforestation. In South Korea, it was last registered in 1974, is recognized as extinct since 1978. 1993, however, a couple was observed at the Demilitarized Zone. Today, he is now only available in North Korea and one of the rarest woodpeckers in the world. Probably less than 80 copies exist in the provinces Kangwŏn -do and Hwanghae- pukto especially in the remaining forests of Rinsan, Phyongsan, Jangphung, Pakyon, Kaesong around the area of ​​Myoraksan. On 30 May 1968 he was declared by the Ministry of Sports and Culture in North Korea National Monument No. 197 and therefore enjoys the special protection of the government.