Border Collie is the smartest dog breed, known for their ability to learn commands quickly and perform complex tasks.
Poodle is the second smartest dog breed, with a high level of intelligence and trainability.
German Shepherd is a highly intelligent and versatile breed, often used in police and military work.
Golden Retriever is a friendly and intelligent breed, known for their ability to learn quickly and perform well in obedience training.
Doberman Pinscher is a loyal and intelligent breed, often used as a guard dog.
Shetland Sheepdog is a highly trainable and intelligent breed, often used in agility competitions.
Labrador Retriever is a popular breed known for their intelligence, trainability, and friendly nature.