Rouen duck with higher production. The eggs are typically white, but can have blue and green tints. Exhibition-typed Rouen ducks have been known to crush their eggs if allowed to set due to their massive frames. In 1861, Mrs Beeton said of it: The origin of the name is not known. When they arrived in England, they were variously called Rhône, after the region in southwest-central France, Rohan, after the cardinal of that name, Roan, for the mixture of colours, and Rouen after the northern French town, with Rouen eventually being adopted in both England and France. In France they are called
Rouen Under the reorganization of Diocletian, Rouen was the chief city of the divided province Gallia Lugdunensis II and reached the apogee of its Roman development, with an amphitheatre and "thermae" of which foundations remain. In the 5th century, it became the seat of a bishopric and later a capital of Merovingian Neustria. From their first incursion into the lower valley of the Seine in 841, the Normans overran Rouen. From 912, Rouen was the capital of the Duchy of Normandy and residence of the local dukes, until William the Conqueror moved his residence to Caen. In 1150, Rouen received its