We are making progress - Spark is starting to settle in - He still has an outrageous appetite but I've changed his food and also just treated him for tapeworms.
He settles beautifully in his crate. We still haven't moved him into the dog room with the others - that's not high on the priority list right now.
He has been introduced to all the dogs and surprisingly - Dusty Bad As*, my terrierest, was the first to initiate the playbow - let's tear around. However, he also let Spark know in no uncertain terms that he does not appreciate him in his face. He and Dusty are now on good enough terms t