How do pigeons make it enter the nest

If you want to let the pigeons enter the nest, you need to carry out training, control the time of flying and returning to the nest, and let them develop the habit of returning the nest.If strange creatures or strong male pigeons appear in the pigeon shed, other pigeons are scared, and they may not enter the nest.At this time, the creatures that make them are afraid of them are driven away from the nest, and the stronger male pigeons are taken out of other places.