A wide neck feeding bottle comprising a hollow bulging main bottle body having threaded wide neck projecting upwardly of said hollow bulging main bottle body, a circular collar screwably connected to said threaded wide neck, a circular adaptor having a central hole removably inserted in said circular collar, a conventional feeding nipple removably fitted to said central hole of said circular adaptor, and feeding bottle cap removably mounted on said circular collar to secure said conventional feeding nipple
