There is a huge difference between a dog that has been starved and a well conditioned dog. A dog that has been starved would have a lot more than it's ribs you would see it's pelvic & scapula bones etc. They would have no muscle definition & their coats would be affected too. They look as if the life has been sucked out of them. A conditioned dog on the other hand is an athlete just like Bruce Lee, you can see his ribs but does that mean he starves himself? No, it just means that he has low body fat.
The dogs below don't have any resemblance to a conditioned dog. Both Lilbit & Th