I tend to not spoil mine with food very much. Meaning cat food. I do give them left over milk from children's glasses, and left over meats, and cheeses, the innards of the chicken we eat, cooked in a sauce pan with water to make a nice broth. I try to always keep fresh water for them. Also any...
I would like to add an thought, because I find these sorts of studies interesting. I have found that they have (cats) as many, and as profuse a variety of characters as human beings. I believe it is the amount of loving attention these, and some other varieties of creatures receive that...