At the end of their first week of life, all puppies have steadily gained weight. In fact, all have doubled or almost doubled in weight since May 31, the day they were born. That means Miska's doing a great job and all the puppies are healthy and nursing well! Exactly what a breeder wants to see!
Again, don't be fooled into thinking that Miss Red is going to be small or that Yellow will be big just because of where they sit on this chart.