When they are very small, they can go for a few days to a week without eating. When are about 6 months, they can go about 3 days without eating. When they turn 1 they go about 1 - 2 days. Then they start eating everyday. With younger ones though you don't feed meals. You put a bowl of food out, then fill it up when it starts to get empty. When they get old, you feed them a few meals a day. Also, if they need medication, you can hide it in cheese or meat chunks so they will eat it.
