What is the name of the M dog breed?

What is the name of the M dog breed? - briefly

The name of the M dog breed is Maltese.

What is the name of the M dog breed? - in detail

The M dog breed, often referred to as the "M" breed or simply "M," is formally known as the Miniature American Shepherd. This breed was developed in the United States during the latter half of the 20th century by breeding Australian Shepherds to create a smaller version that retained the desirable traits of its ancestor. The Miniature American Shepherd is recognized for its intelligence, agility, and strong herding instincts, making it an excellent companion for both work and family life. Despite its small size, this breed is known for its robust health and longevity, which has contributed to its growing popularity among dog enthusiasts worldwide.