Search results
Results from the WOW.Com Content Network
Breeders and fanciers of chickens accurately describe the colours and patterns [1] of the feathers of chicken breeds and varieties. This is a list of the terms used in this context. This is a list of the terms used in this context.
The Welsummer or Welsumer is a Dutch breed of domestic chicken. It originates in the small village of Welsum, in the eastern Netherlands. It was bred at the beginning of the twentieth century from local fowls of mixed origin: Rhode Island Reds, Barnevelders, Partridge Leghorns, Cochins, and Wyandottes. In 1922–23, steps were taken to fix a ...
Illustration of thirty-nine varieties of chicken (and one Guinea Fowl) . There are hundreds of chicken breeds in existence. [1] Domesticated for thousands of years, distinguishable breeds of chicken have been present since the combined factors of geographical isolation and selection for desired characteristics created regional types with distinct physical and behavioral traits passed on to ...
The chicken breeds recognized by the American Poultry Association are listed in the American Standard of Perfection. They are categorized into classes: standard-sized breeds are grouped by type or by place of origin, while bantam breeds are classified according to type or physical characteristics.
The B1 allele is causing the typical sex-linked barring phenotype/ appearance and is present in most modern sex-linked barred chicken breeds. Females or male chickens carrying the B2 allele in the heterozygous condition show a defined barring pattern but in the homozygous condition, males are essentially white with very little pigmentation. [9]
Inheritance of chicken plumage color is complex. It depends on several genetic factors which interact epistatically. Genetic symbology for most color plumage mutations can be found in Hutt's classical book of poultry genetics published in 1949, [2] in Abbott and Yee's Handbook published in 1975 [22] and in Some's alphabetical list of genes ...
This is a list of chicken breeds usually considered to originate in Canada and the United States. [1] [2] Some may have complex or obscure histories, so inclusion here does not necessarily imply that a breed is predominantly or exclusively from those countries.
The ISA Brown is a crossbreed of chicken, with sex-linked coloration.It is thought to have been the result of a complex series of crosses including but not limited to Rhode Island Reds and Rhode Island Whites, and contains genes from a wide range of breeds, the list of which is a closely guarded secret. [1]