What is the reason why the pigeon coo every morning

The pigeon coo every morning because of her estrus.The estrus needs to be paired. The pairing can be placed in the new environment. First, let the male pigeons familiar with the environment in advance. After it adapts to the new environment, the hen pigeons are placed beside it.In this way, the male pigeons will actively chase the hen, which can improve the pairing efficiency.If the pigeons are unstable, it is recommended to feed with a pairing cage. After they are familiar with each other, remove the partition pairing.