Have you got any qualifications? <a href=" http://www.cityprintingltd.co.uk/generic-nexium-approved.pdf#essence ">mail order nexium</a> The study, conducted at the Dolphin Research Center in the Florida Keys, expands on previous studies looking at how dolphins are able to imitate other dolphins while blindfolded. To see if a change in sound would affect their imitation, researchers used humans instead of dolphins to make the movements in the water.