This chicken breed is endemic to the Dong Tao commune in Khoai Chau district, about 30km from Hanoi.
The legs themselves are a delicacy.
The Dong Tao chicken has an imposing figure, a healthy body and stout legs covered with reddish scales.
The hens are generally white, while the cocks have colorful feathers.
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The bird is in high demand but also in short supply, which explains its high price.
A pair of Dong Tao chicken can fetch $2,500.
The chicken are very sensitive to weather changes and tend to lay fewer eggs than normal chicken.