How can a pigeon not fly away

Feeding: To feed the pigeons, the food is sufficient, and the pigeons will not fly out to find food.Environment: To build a clean and open loft environment, let them have a nest emotion, and they are willing to fly away.John: Let the young pigeons remember the position of the loft and avoid the young birds from being abducted.Belly: Match them right, two together are not easy to be abducted together.Safety: To make them feel security, don't let them be frightened too much.