WALRUS is a Program/company launched by DARPA. It's mission is to create the ultimate War Hybrid airship. The program Activated Phase 1, which involved taking proposals From other companys to resume special work. Companys include Lockheed-martin, Half-Mile-High-Club, Worldwide Aeros, PhAnToM aViAtIoN, Advanced hybrid technologies, World skycat, Dynalifter, Zeppelin, Goodyear co., and much more. Basically every Airship company is pitching in. See also, List of WALRUS airships. as of 2007, the program was in danger of termination, but still survives to this day. A WALRUS prototype is slated to fly end-2008.