Day 4 you can see their little tummies have filled out. They still have the umbilical cord but it is ready to fall off. The first single baby pictures if of a mackerel tabby. The mackerel tabby's turn into chinchilla silvers. The classic tabby pattern silver turns into a shaded silver. All of these kittens are chinchilla. You can see the stripes even on the tummy of the last kitten picture.