well we have 3 baby kittens they're not so young anymore they're like 2 months old and today we noticed one is really weak and can hardly walk my dad said he thinks its dying and he also said there's nothing we can do about it the other two are becoming really weak too is there anything we can do for them so they can have more strength? the one thats dying and another are really skinny and the other used to be super fat but looks like it lost some weight maybe they're not eating enough PLEASE HELP I DONT WANT MY KITTENS TO DIE!!!!!!!!!