Borrow the Dog Whisperer videos re dogs that shred and destroy property, and snap when over food. I'm pretty sure it's just a matter of "claiming" the chickens as your own, and making sure the dogs understand that. Of course, Cesar makes it look easy...
I don't have any dogs, but I love that show! The techniques work on people, too.
What do you think? http://consequeries.com/
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