I would actually suggest against this. Leave the collar on whether you're using it or not, otherwise a smart dog will learn that the collar is related to the shocks and will misbehave when the collar is off.
it definitely depends what your birds are accustomed to. living next to the dog may have desensitized them. but yeah, I imagine they wont be chomping at the bit to get into the dog yard
Metal chicken armour!
I know this is a serious problem but I hope the idea of tiny chicken knights brought you a smidge of something good in this awful dilemma
Oh, I dont know if she would have made the connection between the chicken and staying outside all night. They dont tend to associate things that are far apart.
I think a strong reaction is merited when it's a life or death situation like this one. My SO has trained dogs all his life and he is adamant that jumping their stuff is required where chasing birds is concerned because it is much harder to correct after the fact (sorry OP). I'm glad you had the...