Please look into getting them all spade and neutered.
Absolutely!! The reason he didn't leave them there was that he didn't want to add to the ferral cat population. I am a big believer in "fixing" animals. And I am going to call the vet on my way home in a few minutes.
Cow's milk is very bad for them it messes up their digestion and will give them the runs.
I feel very bad that I did not know this last night. I now have the right formula and that is all they will get.
Thanks so much for all of your responses -- it is really helpful.
Purza
PS Did I mention that I am in the process of planning a wedding? Didn't need this extra stress.