Piebald patterns vary among breeds and within F₂ crosses.

(A-H) Examples of piebald and cross founder breeds. (A) Helmet, (B) Mookee, (C) Scandaroon (Scan x Pom founder breed), (D) Pomeranian Pouter (Scan x Pom founder breed), (E) Archangel (Cap x Arc founder breed), (F) Old Dutch Capuchine (Cap x Arc and Hom x Cap founder breed), (G) Racing Homer (Hom x Cap and OGO x Hom founder breed), (H) Old German Owl (OGO x Hom founder breed). E and F are images of founders of the Cap x Arc cross, others are representative images. (I) Boxplots showing the distribution of the proportion of white plumage for F2 birds from each cross in the 15 different body regions quantified. Boxes span from the first to third quartile of each data set, with lines indicating the median. Whiskers span up to 1.5x the interquartile range. Photos in (C) and (D) by Layne Gardner, used with permission.