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 of Saint Catherine which overlooked the town. Both sides resorted to terror tactics. At this juncture, the Protestant town authorities requested help from Queen Elizabeth I of England. In accordance with the Hampton Court Treaty which they had signed with Condé on 20 September 1562, the English sent troops to support the Protestants. On 26 October 1562 French Royalist troops retook Rouen and pillaged it for three days. The news of the Massacre of St. Bartholomew's Day reached Rouen at the end of August 1572. Hennequier tried to avoid a massacre of the Protestants by shutting them up in various