I've a friend who has a JRT and according to her,
it's being changed because the Jack Russell Terrier Club
of America, which is the largest JRT registry in the world, is
opposed to the recognition of the breed by the AKC. They're
afraid of the working and hunting ability of the JRTs being
ruined by the show people. So they want different names
to make a clear dividing line between the two organizations.

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