According to The Intelligence of Dogs, which ranks 131 dog breeds in terms of their relative intelligence.
The poodle, one of a number of elegant French dog breeds, is often seen as high maintenance.
The German shepherd is the second most intelligent herding dog and the third most intelligent dog overall, according to Coren’s ranking.
Dog intelligence goes beyond brainpower. Golden retrievers are fourth because they "comply with orders or chores required of them by their masters," according to Cline.
The AKC-described courageous, loyal, and alert Doberman pinscher was produced by a German tax collector who had time and desire to create the ultimate canine protector.
Shetland sheepdogs can herd like bigger dogs on less food. That's why they're called "collie's small cousin." Shetland Island farmers herded more than sheep with them.
The Labrador retriever is a descendent of the St. John Dog and the Newfoundland, developed by 16th-century Newfoundland inhabitants.
The papillon is Coren's brightest little dog. The breed is one of many adorable big-eared puppies with a 700-year history.
The rottweiler dates all the way back to the days of the Roman Empire, when it was used to herd livestock.
Australia's beef sector is frequently linked to these little yet powerful canines, who were naturally developed to herd cattle.