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Vent sexing in Wenchang, Hainan, China (2014) Vent sexing, also known simply as venting, involves squeezing the feces out of the chick, which opens up the chick's anal vent (called a cloaca) slightly, allowing the chicken sexer to see if the chick has a small "bump", which would indicate that the chick is a male. Some females also have bumps ...
A small flock of Pilgrim Geese - an example of color-sexing goose; males are white, females are gray. The plumage of male and female goose is usually the same. However, there are few auto-sexing goose, which are sexually dimorphic and the sex can be identified by the first look by plumage.
Cloaca of a red-tailed hawk. A cloaca (/ k l oʊ ˈ eɪ k ə / ⓘ kloh-AY-kə), pl.: cloacae (/ k l oʊ ˈ eɪ s i / kloh-AY-see or / k l oʊ ˈ eɪ k i / kloh-AY-kee), or vent, is the rear orifice that serves as the only opening for the digestive (), reproductive, and urinary tracts (if present) of many vertebrate animals.
For certain breeds, sex is identifiable by their feathers. Another method is vent sexing, a discreet term for checking the chicks’ reproductive organs. Depending on gender, chicks are fed ...
Geese have also been strongly selected for fecundity, with females laying up to 500 eggs per year, compared to 5–12 eggs for a wild goose. [3] [5] As most domestic geese display little sexual dimorphism, sexing is based primarily on physical characteristics and behaviour. Males are typically taller and larger than females, and have longer ...
Auto-sexing breeds of poultry are those in which the sex of newly-hatched chicks can be determined from the colour and markings of the down. Some breeds of chicken , [ 1 ] : 53 of goose and of domestic pigeon have this characteristic. [ 2 ]
The word "goose" is a direct descendant of Proto-Indo-European *ǵʰh₂éns.In Germanic languages, the root gave Old English gōs with the plural gēs and gandra (becoming Modern English goose, geese, gander, respectively), West Frisian goes, gies and guoske, Dutch: gans, New High German Gans, Gänse, and Ganter, and Old Norse gās and gæslingr, whence English gosling.
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