It is migrating season again. The soft wetland beach, the mountain forest with lush green and the snow-capped plateau all attract birds who have flown long distance over mountains. They wave their wings, chasing and playing here and there. They are like energetic natural spirits, tempting photographers to take pictures of them. This time, we have selected 12 most popular候bird paradises for photography lovers. Just bring a camera and a heart appreciating beauty, and your film will be printed with vivid paintings.