About the White-bellied Green-Pigeon
The white-bellied green pigeon (Treron sieboldii), also known as Siebold's green pigeon and Japanese green pigeon, is a species of bird in the family Columbidae. It is found in East, and Southeast Asia. Its natural habitat is temperate forests and woodlands. Its population has increased significantly since 2000. It is one of the few green pigeons that migrates.
The species epithet is named after Philipp Franz von Siebold, a German naturalist and traveler. White-bellied green pigeons are found in Japan, Taiwan, eastern and southern China, and northern Southeast Asia. In Japan, their population is found mainly in Hokkaido and the Ryukyu Islands. They also occur in Taiwan and eastern and southern China, and in northern Thailand, Laos and Vietnam.
The species is generally sedentary, but birds in Hokkaido are wholly migratory and only present there from May to September, and the populations in the rest of Japan also undertake some poorly understood migration. This pigeon is a forest dweller. It settles in deciduous and mixed forests, and prefers primary forests. In Japan, it exists in the forests of lowlands and in mountain forests, up to 1... Wikipedia →