For Sexually Confused Chickens, The Answer Is in Their Cells
A puzzle that has baffled scientists for centuries ? why some birds appear to be male on one side of the body and female on the other ? has been solved by researchers.The research, which involved studying rare naturally occurring chickens with white (male) plumage on one side and brown (female) plumage on the other, sheds new light on the sexual development of birds.It was previously thought that sex chromosomes in birds control whether a testis or ovary forms, with sexual traits then being determined by hormones.The researchers, however, identified differences between male and female cells that control the development of sexual traits.
For Sexually Confused Chickens, The Answer Is in Their Cells
The technical way to explain this odd-looking fowl is that it’s ...
Fri 12 Mar 10 from Discover Magazine
Half-cock chicken mystery solved
Researchers in Edinburgh say they have solved the mystery of why some chickens hatch out half-male and half-female.
Thu 11 Mar 10 from BBC News
Chicken cells have strong sense of sexual identity
In birds, hormones may not be the last word in determining males and females
Wed 10 Mar 10 from ScienceNews
Half-Cocked? Hermaphrochickens Challenge Gender Identity
Chicken sex doesn’t work like ours. No, not that sex -- but the process by which an embryo becomes a recognizably male or female animal. Unlike mammals, it’s not hormones that dictate ...
Wed 10 Mar 10 from Wired Science
Scientists solve puzzle of chickens that are half male and half female
A puzzle that has baffled scientists for centuries - why some birds appear to be male on one side of the body and female on the other - has been solved by researchers.
Wed 10 Mar 10 from PhysOrg
Scientists solve puzzle of chickens that are half male and half female, Wed 10 Mar 10 from Biology News
Scientists solve puzzle of chickens that are half male and half female, Thu 11 Mar 10 from ScienceDaily
The Mystery Of Half Male, Half Female Chickens, Thu 11 Mar 10 from RedOrbit
Mystery of Half-Male Chickens Solved
Sex cells in chickens make some individuals look half male and half female.
Wed 10 Mar 10 from Livescience
Half-male and half-female chickens studied
EDINBURGH, Scotland, March 15 (UPI) -- Scottish researchers say they've solved a longstanding puzzle -- why some chickens appear to be male on one side of their body and female on the other.
Mon 15 Mar 10 from UPI
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