What to think of pigeon eye sand

Pigeon eye sand refers to the film layer of the sand in the eyes. The good pigeons are generally peach red sand or cloud red sand, and the larger the pupils, the better.There are many types of eye sand, such as cloud sand, peach red sand, cloud peach red sand, blue water peach blossoms, soil red sand, yellow red sand, purple sand, oil -eye sand, black eye sand, etc.Different eye sand represents different characteristics. For example, the pigeons of cloud sand are more good at flying cloudy, blue water peach blossoms can deal with strong light, and purple sand flying is relatively high.