Thanks everyone, you truly are the best people. I am still grieving and so is Bill, I fear for him and may end up getting him a friend very soon. I would love to bond with him, but just don't have enough time he needs to be a companion. I will try the new foods, overall they do need more vitamins and better diet than millet. My vet told me long ago it was "junk food."
They don't really eat the egg food I bought and most food is very expensive, but they eat very little so it would not be a problem. Yes I assumed since it showed up so suddenly, I can only assume more was inside or going on there. Considering her activity level always poor, and her inability to play or interact well with her other parakeets she outlived all of them.
Orpheus died first, then Psyche...then Samwise, then Ra. So she outlived them all. I am not sure how old Psyche and Orpheus were considering I got them second hand at a yard sale. They were very sweet.