[Jacob-list] question on horns
patchworkfibers at alltel.net
Thu Apr 28 19:11:30 EDT 2005
Was it a ewe or ram lamb? Isn't polled dominant over horned? I am not sure how it works over hornless. Could the lamb have been phenotype polled, but also carrying a polycerate gene either as horned or hornless?
On Thu, 28 Apr 2005 10:18:48 -0700 (PDT), Mary Hansson wrote:
> I have observed a Cotswold/Jacob cross POLLED animal with a grade 4
> split......shocked both me and the breeder. Just another animal
> that messes with our great theories.
> BTW: The little 4-horned ram lamb that was born a couple months
> back to parents that were/are both 2-horned (at least on visible
> CLOSE inspection) is one of the prettiest ones in the flock of
> lambs---markings, horns, fleece, everything....... Fleece isn't as
> good (fine) as Nutsy's fleece was, but it is nice.
> Jacobflock at aol.com wrote:
>> In a message dated 4/15/2005 8:40:06 PM Central Standard Time,
>> patchworkfibers at alltel.net writes:
>>> I hope someone else will jump in here on this, as I may be
>>> wrong, but I think that since SUED is linked to the polycerate
>>> gene, you would most often (but maybe not always) see it on
>>> four horned animals. Does sued occur in hornless and/or polled
>> Split upper eyelid defect is associated with polyceraty and
>> therer are no reports I am aware of that hint of such a defect in
>> polled sheep. As to the "hornless" phenotype the question should
>> be placed on the table. There are impediments to answering the
>> question: the observation in the ewe of the sex-linked "hornless
>> gene" presented as an aberrant horn and the scur at the lateral
>> horn location, the willingness to present such a finding which
>> would suggest other questions.
>> Fred Horak _______________________________________________ Jacob-
>> list mailing list, sponsored by Swallow Lane Farm & Fiberworks
>> Jacob-list at jacobsheep.com
> Mary Ellen Hansson, MEd, RD, LDN
> ISeeSpots Farm
> Jacob Sheep: Lambs, adults, wool
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