Rouen duck Rouen duckling is identical to the Mallard duckling in terms of plumage coloring. In North America, two distinct types are bred: the common, or production-bred, variety that is larger than a Mallard but has a typical duck conformation, and the much larger and squarer standard-bred variety. The production variety normally weighs 6–8 lbs (2.7–3.6 kg) while the standard-bred weighs 9–12 lb (4.1–5.4 kg). Rouen ducklings can be distinguished from wild mallard ducklings by the presence of a second stripe which runs across their face, just under their eye, whereas mallard ducklings have only one stripe which runs across their eye.
History of Rouen prisons. But between 17 and 20 September the crowds forced the gates of the prisons and murdered the Protestants that they found inside. The town was attacked on several occasions by Henry IV of France, but it resisted, notably during the siege of December 1591 to May 1592, with the help of the Spanish army led by the Duke of Parma (see Siege of Rouen (1591)). The permanent Exchequer of Normandy, which had been installed in Rouen in 1499 by George of Amboise, was transformed into a regional administrative assembly by Francis I in 1515 and up to the time