pigeons not breeding

I have a pair of white homing pigeons which mated a few weeks ago.I read in a book about pigeons that within 10 days of mating, the pigeons will have the first egg between 5:00 and 7:00 P.M.It has been a few weeks now and the first egg is still not laid!The male is singing to her but she does...

I have some pigeons which I haven't bred this year because I havent added nest boxes to their loft. I really didn't feel like building any so I just stacked up some milk crates and cut off one of the sides for them and put them in the loft. I know they're small and not ideal but it took very...