Update: Unfurtunatly she has passed about an hour ago, but I think we´ll get another cat in the future, so all your tips will help.
PS: I fed her every 2-4 hours, and had a box with shreded newspaper, a black blanket and a lightbulb.
R.I.P. Navi
Hello, last friday found an abandoned kitty, about 2 days old, she was fine until today, she started pooping 2 days ago, i fed her formula and everything recomended, heat, everying, but just today she stopped meowing and even moving, she bearly moves, please help, I know she might be dieing...