 Castle, along with his students, then first brought the fly into their labs for experimental use.By 1903 William J. Moenkhaus had brought "Drosophila" back to his lab at Indiana University Med School.Moenkhaus in turn convinced entomologist Frank E. Lutz that it would be a good organism for the work he was doing at Carnegie Institution’s Station for Experimental Evolution at Cold Springs Harbor, Long Island on experimental evolution.