Why can't pigeons eat rice

Pigeons can eat rice, but not fed more, because it will affect its digestion.It doesn't matter if they eat some rice properly, but they must pay attention to the amount of control. Eating too much will cause them to be thinner.The food they eat is still mainly miscellaneous grains, such as corn and sorghum is a good choice.If it is a shell rice, you can feed more appropriately.It should also be noted that you cannot feed a feed alone when breeding, otherwise they will cause their malnutrition.