Bald-faced hornet from mid-April to early October, and reproductives were produced from mid-July through the end of November. Onset of male output usually precedes that of queen output in social wasps, however here "D. maculata" is an exception to this trend. Energy investment by workers required to produce reproductives is considerable. Newly emerged males and queens are no more functional than pupae; both depend heavily on solid prey brought in by workers, thus competing with larvae for food resources. As a result, worker quantity must remain high in order to maintain reproductive output. Workers must maintain food stores and defend the nest,
USS Hornet (CV-8) the hour after launching the B-25s, "Hornet" sailed into Pearl Harbor. That the Tokyo raid was the "Hornet"s mission was kept an official secret for a year; until then President Roosevelt referred to the ship from which the bombers were launched only as "Shangri-La". Two years later, the Navy would give this name to an aircraft carrier. "Hornet" steamed from Pearl Harbor on 30 April to aid and at the Battle of the Coral Sea, but the battle ended before she reached the scene. On 4 May Task Force 16 crossed the equator, the first time ever for "Hornet". After