Dwarves may not be the largest at birth, but they can grow to become the largest in the litter as time goes on. A lot depends on the circumstances. For example, little ones born to stray dogs may find it difficult to grow and match the size of others. A litter dwarf is not a veterinary term per se.
It is a term that a layman uses to describe any offspring that is smaller than their siblings or that simply seems too small for their species or age. A puppy born in a litter of many puppies can be labeled as the dwarf simply because it is the smallest of several or more puppies. Obviously, in a litter of six large puppies, a smaller puppy will be easy to spot. This small puppy labeled as a dwarf may be normal size for their age.
Dwarf puppies don't stay small. In fact, when the puppy is fully grown (between 6 and 18 months), you will have no idea it was the smallest. Within 6 to 8 weeks, the dwarves will begin to reach the weight of their siblings. While dwarves start out much smaller and weaker compared to the other offspring in the litter, this does not necessarily mean that they will remain small.
If the dwarf is healthy, it is likely to grow to its normal breed size as soon as it starts eating solid foods, as long as it does not develop any health problems. If a dwarf puppy doesn't get the nutrients he needs, he can put on gloves and squeeze some of the mother's milk into a bottle, and then give the puppy the bottle. So, should you choose the smallest of the litter? Will a dwarf puppy grow to its normal size? Are there any health risks associated with dwarf dogs? Can they survive and thrive as well as other puppies? We have researched and answered all possible questions and concerns about the smallest puppies in the litter. Since it is unlikely that a litter of offspring will all be the same size, almost all litters will have a brood that is noticeably smaller than the rest.
When the youngest of the litter is still with his mother and siblings, they will have to develop a certain level of courage and “fight in them to survive, there is a possibility that they will take him with him to adulthood”. The genetic roll of the dice, which resulted in an initial small size, may have endowed the dwarf with the marks and characteristics of a dog intended for distinction in the show ring. If the newborn puppy's weight is not normal, he may develop health problems later on, so it's best to be informed if you plan to pick up the smallest one from the litter. It can be a risk to choose a dwarf puppy, as there are many health problems, especially early in their life.
Since dwarves are smaller or weaker than the rest of the puppy squad, they do experience several disadvantages, but one of the main disadvantages is that it is more difficult for the dwarf to compete for milk than the mother dog provides to her litter. With litters of more than one puppy, it is possible not to have a dwarf or to have two puppies that look like dwarfs. I would like to offer a warning about breeders of so-called teacup puppies or micro puppies who try to sell dwarfs for a premium, making them seem valuable and in demand. So to answer the question, YES, it is OK to pick up the smallest of the litter as long as they have passed the necessary health checks and the breeder has provided them with the necessary care after birth.
And, as you choose a puppy from a new litter, you may notice that one of the puppies is much smaller than the rest. If the dwarf puppy has no underlying health problems, they are more than likely to grow to normal breed size once they start eating solid puppy food. So to answer the question, no, the dwarves are not likely to be more aggressive than the other puppies in the litter. The dwarf label of a litter is the label of a layman like “be one when I see a type of judgment.