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Originally Posted by Krystee I hope it's okay if I ask this question but it's something that I have been wondering about since I joined YT and started learning about Biewers. I don't really have an opinion on them (except that they are cute  ) I'm just interested.
I have been following this thread... do some believe that is a different breed because they truly think the Biewer was really the result of the Shih tzu (or was it the Lhsao) and Yorkie and not 2 Yorkies.. like someone mentioned in another post.
Also, if they were the result of 2 Yorkies, wouldn't there have to be inbreeding to keep the "breed" going. Doesn't that create a higher chance of genetic defects? Has this ever happened again with a different breeder and 2 Yorkies?
Again, I'm only asking because I'm curious and want to know more about them.  |
And I'll try to explain.
In 1984 the Mr Biewer bred their two standard yorkies and had a litter which had white...the result of a pie bald gene. What it meant was his two yorkies carried this gene and when paired together....both offered a recessive gene that resulted in the puppies coloring. How his original dogs got the gene is a mystery...that is where the question of another breed comes in. The answer is unknown and DNA parentage testing wasn't available. To answer your inbreeding question...yes it would've been necessary.
The genetic diseases which affect yorkshire terriers is the same for biewers.
And lastly ....parti yorkshire terriers have been born to a pair of standard colored yorkies.
http://www.yorkietalk.com/forums/bre...r-morning.html