Chicken girdle is chicken kidney, male and female chickens have, he filtering machine of the whole body blood, forming urine discharged into the cloaca. It is reddish brown.

Chicken testicles only roosters have, he produces sperm, sperm maturity, in the chicken mating, also discharged into the cloaca, and then shot into the anus of the hen. Chicken testicles are milky white in color.