That's a purty birdy!
And .. you're welcome. It's what BYC is all about. If you hang out here very much, it won't be long before you'll be helping the newbies!
Sorry to hear a dog got into your chickens. Have had it happen here and it's never good. I don't believe revenge is a factor, however; as a former dog trainer I just don't think dogs are that smart. She'd have to know you're emotionally invested in your chickens and that killing or hurting them...