How 100 Years Of Breeding Has Changed Popular Dog Breeds

Dog breeding is the practice of selecting dogs with certain valued traits and mating them with another selected dog with the intention to produce specific qualities. Dog breeding is  a form of artificial selection i.e. dogs are intentionally bred by their owners. After hundreds of years of breeding, dogs lose some traits and gain other valued characteristics, physically and mentally. Here is a collection of how popular dog breeds have changed throughout the years due to selective breeding. Dog breeding has gained worldwide criticism as well. Dogs that are selectively bred are prone canine
hip dysplasia , which is a genetic trait in which the hip socket is formed abnormally and may eventually cause crippling lameness and painful arthritis of the joints. Due to this, the leg joints may bloat and stomach can expand with air and twist,

1.German Shepherd


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The German Shepherd Dog has become larger with its fur being longer and thicker. The chest has sunk lower and become wider. This breed of dog is prone to hip dysplasia .

2. Rottweiler


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Rottweilers now have a longer tail and have colored patches on their face, undereyes, chest and their legs.

3. Saluki


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Also known as Persian Greyhound, Saluki breed of dogs now have longer and thinner legs and the ears have also become longer.

4. Bull Terrier


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Known as the “gladiator of the canine race” during 1915, the bull terrier is now bred to have a football-shaped head and a thick, squat body. It also developed extra teeth and a habit of chasing its tail.

5. Doberman Pinscher


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Over hundreds of selective breeding,  the Doberman Pinscher has become slightly less massive.  The forelimbs have become shorter and the tail much longer. This breed has also become less aggressive.

6. Irish Setter


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The Irish setter has become thinner and its fur longer. However, the biggest change in this breed is its increased physical and mental problems, compared to 150 years ago. This breed is also prone to canine hip dysplasia.

7. Basset Hound


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Over the past century, the body of a Basset Hound has become lower because its already short hind legs have become even shorter. The skin has more folds and the ears have grown  longer.

8. English Bulldog


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Over the past century, the English Bulldog has more pronounced facial wrinkles, and an even shorter height and broader body. However, they are suffering from increasing health issues and a shorter lifespan. Natural mating has also become impossible, the current breed needs medical assistance to reproduce. They also now have breathing problems and overheating problems.

9. Airedale Terrier


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The face has become shaggier and longer. The dog’s coat used to be hard and wiry but now it is more ragged.

10. Chow Chow



Hundreds of years ago, Chow Chows were of medium height with dense coat and a long, straight muzzle. In modern times, Chow Chows have a long, thick and dense coat and a very short muzzle. Modern Chows have deep-set eyes that reduce their peripheral vision.


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