* Breed: Some breeds are known for having larger litters than others. For example, Labrador Retrievers and Golden Retrievers often have larger litters than smaller breeds like Chihuahuas or Yorkshire Terriers.
* Age of the mother dog: Younger dogs tend to have larger litters than older dogs.
* Health of the mother dog: Healthy dogs are more likely to have larger litters than dogs with health issues.
* Genetics: The number of puppies in a litter can be influenced by the genetics of the parents.
In general, litters of puppies can range from 1-2 puppies to 10-12 or even more.
It's always best to talk to a veterinarian or a breeder if you want to know more about the potential size of a litter.