Both sides trained and equipped dolphins for war. The US Navy recently retired its last war dolphins. Russia has its dolphin veterans too, but they are earning their keep helping children with health problems. Patients are charged about $800 to swim with the dolphins. The Russian scientist overseeing the project says the high frequency emissions dophins make apparently have a beneficial effect on some human conditions. This video by Australia's Journeyman Pictures shows how innocent animals trained for war by man are making a more important contribution now by just being themselves: