Normal litter size can range from 1 to 12 puppies, with 5-6 puppies on average across all dogs. Typical litter size tends to range from 1 to 12 puppies, with an average of 5 to 6 puppies in all dogs. However, large breeds can have up to 15 offspring. It's a wide range and depends on your dog's species, size, health, and pregnancy history.
Whether Fluffy has three or ten puppies depends largely on their breed. Some breeds are known to produce large litters, while others are more conservative. As a general rule, you should expect smaller litters in smaller dog breeds and larger litters in larger dog breeds. There is no normal litter size for puppies.
Usually, the size of a dog litter is mainly based on the size of the dog's body simply because biologically, larger bodies are capable of carrying a larger litter than smaller bodies. The size of the litter also depends on the breed of the female. Some small dog breeds only give birth to one puppy at a time; we call these breeds singletons. This first litter is the smallest it's not true, my first dorado had 10 beautiful healthy puppies 20 years ago and 3 her last offspring.
You can't put two parents who previously produced large litters and expect puppies to produce large litters two years later as well. And, every time a dog becomes pregnant, she is more likely to have even more puppies with the next calf. Let's say that for your breed the average litter size is between 8 and 12 puppies, some breeders want to help their mother reach 11, 12 or even 13 puppies. Secondly, knowing the number of litters beforehand can help reputable breeders determine how many puppies will go to their new homes.
Also having mating at the end of the fruiting period of the female dog and not from the beginning is a factor that leads to having more puppies. Although it's not safe because it's easy to lose one of the puppies, this process gives you a good idea of how many little wiggles you can expect. A Labrador weighing 45 pounds (20 kg) can only produce five or six babies, while a 70 pound (32 kg) laboratory can give birth to a litter of ten puppies or more. As your mother ages, you should expect a decrease in the number of puppies being born compared to a younger dog.
Breeding in limited genetic groups, such as dogs that come from smaller breeding groups where genetic diversity is very limited, is known to produce a (much) smaller litter size of puppies. Although Labs don't lose their charm even after growing up, the cuteness of small puppies is second to none. According to a study conducted by the American Kennel Club, Labradors usually have 5 to 10 puppies in a litter. In general, large dogs have larger litters because, biologically, they can safely carry more puppies.