 "Petit Duc" ("small duke") stands for scops owl, "Moyen Duc" ("medium duke") stands for long-eared owl and "Grand Duc" ("large duke") is eagle owl.Other Dassault aircraft with bird names are the Dassault MD 315 Flamant (flamingo), the Dassault Falcon (falcon) family and the Dassault Hirondelle (swallow).LOGIDUC was a 3-step program with the following aims