Yeah, I knew the chances of a response was slim, but it just pained me to see this question went unnoticed. They reached out for help in saving their favorite chicken and got nothing :(
Has it gotten more concerning? It could possibly be from a reaction to dust from shavings if you're using that for bedding. Make sure the area you're keeping her is dry, ventilated and cleaned often. Watch for bubbly eyes as well.
I'm truly sorry for your loss. Your love for him radiated through your words and it's comforting to know that that was the love he felt until the very end. You've made such a good promise to follow through on in his name and it sounds like your new chickens couldn't ask for a better owner.
I...
I'm so sorry about your hen.
It breaks my heart that no one has responded with advice and I wish I could but I honestly have no idea. The most I know is that the lime green diarrhea can indicate worms, and if it were head shaking (if by that you mean he's flicking his head) and the sneezing I...