Because they are not identical to one another genetically, so they will be different.
A litter of puppies
A group of puppies is a pack.
A group of puppies, no matter the number of pups, is called a litter. ~
A group of puppies from different mothers is typically referred to as a litter, regardless of sibling relationships. Each puppy in the litter comes from a different mother.
The standard collective noun for puppies is a litterof puppies.
There can be 5 - 7 puppies in a litter of a Saluki.
Yes. Just like you can have different a different color hair then your brothers and sisters puppies can be different colors too because there are different gene combination possibilities.
A group of puppies from the same mother born in that same group is called a litter of puppies.
Pekingese dogs usually have 2 to 4 puppies per litter.
A litter of puppies.
A group of puppies is called a litter. The size of a litter can vary drastically based on the breed and if it is the dogs first litter.
There can be 3 - 4 Boston Terrier puppies in a litter. my dog Emma though had five puppies in one of her litters.