How to draw the color of goose?

Goose is usually painted gray and silver gray.

Wild goose is the general name of wild goose birds, which is characterized by large size, high beak base, almost the same length as the head, strong dentate process at the edge of the upper jaw, and hard horny sheath on the upper jaw, accounting for all of the upper jaw. There is no sarcoma on the forehead, which is streamlined. The neck is thick and short, the wings are long and sharp, and the tail feather is generally 16 ~ 18. Most body feathers are brown, gray or white.

Distributed in North America, including the United States, Canada, Greenland, Bermuda, Saint Pierre and Miquelon Islands, and the transitional zone between North America and Central America in Mexico. Eurasia and North Africa, including the whole of Europe, Africa north of the Tropic of Cancer, Arabia and Asia north of the Himalayas-Hengduan Mountains-Minshan Mountains-Qinling Mountains-Huaihe River.

Heilongjiang in China, including Hulunbeier League, Harbin, Liaoning (Yingkou, Liaohe, Chaoyang), Xinjiang (Kashgar) and Tibet (southwest of Qamdo), is common in winter in the eastern coastal provinces to Taiwan Province Province and in the west to Hubei and Hunan.

At the time of recording migration, frontalis subspecies were found in northeast China, Shandong and Hebei. The wintering areas are in the Yangtze River basin and Hubei, Hunan and Taiwan Province provinces in the east. Also found in southern Tibet (Qamdo). There are about 20,000 individuals in Poyang Lake in winter.