World's Smartest

Border Collie

Scottish Sheepdog · Medium breed · from Scotland

The Border Collie is widely considered the most intelligent dog breed on earth. They are herding machines — athletic, driven, and intense. Without adequate mental and physical stimulation, they can become destructive or neurotic. Best for very active owners who love training.

At a glance

Size

Medium

Weight

30–55 lbs

Height

18–22 in

Lifespan

12–15 yrs

Origin

Scotland

Trait ratings

Trainability

99%

Friendliness

72%

Energy

99%

Low Shedding

35%

Easy Grooming

55%

Low Barking

45%

Care facts

🏃

Exercise

90–120 min/day

🪮

Grooming

Weekly brushing

🌀

Shedding

Moderate–Heavy

😊

Temperament

Intense, intelligent, athletic

mediumhigh-energyeasy-trainingprotective

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