While all dogs are genetically very similar, natural selection and selective <answer>breed</answer>ing have reinforced certain characteristics in certain populations of dogs, giving rise to dog types and dog <answer>breed</answer>s. Dog types are broad categories based on function, genetics, or characteristics. Dog <answer>breed</answer>s are groups of animals that possess a set of inherited characteristics that distinguishes them from other animals within the same species. Modern dog <answer>breed</answer>s are non-scientific classifications of dogs kept by modern kennel clubs.
What distinguishes different types of dogs from one another?
breed