Rouen clair ducks selected by English breeders, these are inelegant, waddling ducks, darker than the Roune clair. The females lay little, the eggs being 80g minimum with a greenish shell. The male weighs about 3.5 kg, the female 3. kg. Rouen is to ducks what Bresse is to chickens. These are generally killed by strangling or smothering to retain the blood. The flesh is dark red and gamy. They are generally plucked while still warm and are often stuffed with their livers.