I have a little Maltese and she once ate one chocolate chip and she was fine. It was an accident. I wouldn't try giving any to her. But if all they eat is like one or two chocolate chips they should...
Quite a lot, just do not overdo it. It's important to keep a balanced diet and not live on tuna alone.
Well, Manuel Uribe, the worlds fattest man is doing okay.
A whole lot of cheese![: A whole lot of cheese![: