What is the smartest toy dog breed?

It's hard to definitively say which toy dog breed is the "smartest" because intelligence is complex and can manifest in different ways. Some breeds may be quicker to learn tricks, while others excel at problem-solving or understanding human emotions.

However, some toy breeds consistently rank high for their intelligence and trainability:

* Poodle (Standard, Miniature, and Toy): Poodles are known for their exceptional intelligence, adaptability, and eagerness to please. They are often used in agility, obedience, and other dog sports.

* Yorkshire Terrier: Yorkies are intelligent and eager to learn, although their stubborn streak can sometimes make training challenging.

* Chihuahua: Though often underestimated, Chihuahuas can be surprisingly intelligent. They are known for their loyalty and eagerness to please their owners.

* Cavalier King Charles Spaniel: Cavaliers are affectionate and eager to please, making them relatively easy to train. They are also known for their quick learning abilities.

* Papillon: Papillons are playful and intelligent dogs that excel in agility and obedience. They are known for their eagerness to learn new things.

Remember: A dog's intelligence is not just about breed. Individual personality, environment, and training all play a significant role in a dog's ability to learn and problem-solve.