18 hình ảnh cho thấy ngoại hình của 18 loài chó nổi tiếng đã thay đổi như thế nào so với 100 năm trước

Pug

Bull Terrier

Irish Setter

West Highland white terrier

This cutie hasn't changed a lot during the years (probably because he was already so darn cute), but the fur became a little bit longer and thicker.

Old English sheepdog

Basset Hound

Dobermann

Dachshund

Newfoundland

German Shepherd

Scottish Terrier

Airedale Terrier

Rottweiler

Shetland Sheepdog

Boxer

Great Dane

These long-legged dogs used to weigh less than they do today. According to "Dogs of All Nations," they used to weigh around 120 pounds, while today, males can reach up to 175 pounds.

#17 

Chow Chow

#18 

Saluki