A dog's pregnancy, or gestation, typically lasts around 63 days or roughly nine weeks. However, the exact length of a dog's pregnancy can vary slightly depending on several factors, including the size of the breed, the number of puppies the dog is carrying, and the individual dog's reproductive health.
During the first week of pregnancy, the fertilized eggs will travel from the fallopian tubes to the uterus, where they will implant and begin to develop. During the next seven weeks, the puppies will continue to grow and develop inside the uterus, and the mother's body will undergo various physical and hormonal changes.
In the final week of pregnancy, the mother's body will start to prepare for labor and delivery. Signs that a dog is nearing the end of her pregnancy include nesting behavior, loss of appetite, and increased restlessness.
It is important to monitor your dog's pregnancy and to seek veterinary care as needed. Your vet can provide you with guidance on the best care and nutrition for your pregnant dog, as well as advise you on any potential complications or risks.
Overall, a dog's pregnancy is a relatively short but critical period in their life, and it is important to provide proper care and support during this time to ensure the health and well-being of both the mother and the puppies.