Dog Pregnancy Calendar! What Is Happening In My Dogs Pregnancy Over The Weeks Till Birth?

Dog Pregnancy Calendar! What Is Happening In Your Puppies Development And When!

During Week 1 of a dog's pregnancy calendar, fertilization takes place as the embryo implants into the uterine lining. Following this, there is a rapid division of cells.

Moving into Week 2, the development of the embryo continues. The formation of the neural tube begins, and the blood cells and circulatory system start to develop.

Week 3 marks further progress as the embryo attaches more firmly to the uterine lining. Major organs, including the heart, liver, and kidneys, start to form. Simultaneously, the nervous system starts its development. As we enter

Week 4, a significant transformation occurs, as the embryo transitions into a fetus. Limb buds also emerge, and the internal organs continue to develop.

Week 5 witnesses the rapid growth of the fetus in size. The eyes, ears, nose, and mouth begin to take shape, while the formation of toes, tail, and whisker buds commences.

Upon reaching Week 6, fetal movements become apparent and the respiratory system starts its development. Simultaneously, the skeletal structure begins to take form.

In Week 7, the fetus becomes more recognizable as a dog, with the growth of fur being one of the notable changes. Muscles and bones continue to strengthen.

Week 8 sees the fetus is fully developed and the mom will start lactating.

Week 9 marks The next step is whelping so its time to prepare!