"Either way Baz the owner of the dog is in trouble and the dog stands a damn good chance of being put down." T

Not in the US. 'Junk yard dog' in the US is in a category all its own.

Of course, the dog would not be tied outside; he would be inside the fence. But if some idjit climbed inside the fence and got mauled, it wouldn't be the dog that got in trouble.