Have you considered Swedish Flower Hen (55 Flowery Hen) or Jubilee Orpington? Similar coloration as the D'Uccle but in a larger size. I love the D'Uccles too, but my 10 lb RIR-mix/production red rooster is almost too big for my 4 lb prairie bluebells (seems like it to me), so D'Uccles are out...