Hey, did you know that a dog's pregnancy lasts up to 63 days following conception. Signs of pregnancy may involve the following: increased appetite, weight, and breast size. These symptoms may happen even though the dog isn't really pregnant. This is called false pregnancy.
If your need more info, you can google ' important info on dogs ' then you will see something saying " Important Information on Dogs giving birth ", it will then answer your questions, and give you more information about dogs and dog pregnancy.