Sexing the goose is not an easy task, even for experienced fanciers visually identify not possible. Therefore, use the surest way, namely looking for a penis in the anus.
Sexual characteristics in newborn goslings can see at least a day. The size of the penis in the goose day-old will be up to 4 millimeters, between the ages of two months to 7 millimeters, when the goose has about 7 months, penis formed and up to 7 centimeters.
If it is in your hands is Guska, the anal mucosa is thickened, it has a spherical shape. The accuracy of this method is 99%.
The most difficult period of checking the cloaca is the age of 5 months, the goose is closed and grips the hole, it becomes virtually impossible to hold a “revision”. Then they outgrow this age, and the older you become the easier goose determine its sex. The sexual organ goose pinkish color.