Which dog breeds are very active and not suitable for city feeding?

Dogs with high energy levels and large physical sizes can find city living more challenging. 

While any dog can adjust to city life with the right training, socialization, and regular exercise, some breeds are inherently more suited for expansive environments due to their historical roles and energy levels.

Here are some dog breeds that are particularly active and might find city living more restrictive:

Border Collie: 

Known as one of the most intelligent and active breeds, they were originally bred for herding and need a lot of mental and physical stimulation.

Australian Shepherd: 

Another herding breed, they are known for their high energy and intelligence.

Siberian Husky: 

Bred for sledding in cold climates, they have a lot of stamina and energy.

Alaskan Malamute: 

Similar to the Husky, Malamutes are sled dogs that are built for endurance and hard work.

German Shorthaired Pointer: 

A hunting dog with a lot of energy and a high prey drive.

Jack Russell Terrier: 

Despite its small size, this breed is incredibly energetic and was bred for fox hunting.

Weimaraner: 

Known as the "Grey Ghost" because of its unique color, this breed has a lot of energy and was originally bred for hunting.

Dalmatian: 

Originally used as a carriage dog, they have high endurance and energy.

Labrador Retriever: 

While many Labradors adapt well to city life, they are still a high-energy breed that requires plenty of exercises.

Belgian Malinois: 

Often used in police and military roles, this breed is incredibly active and intelligent.

Vizsla: 

A hunting dog known for its affectionate nature and high energy levels.

For these breeds, a small city apartment without frequent walks, play, and mental stimulation could lead to boredom, destructive behaviors, and other behavioral issues.

However, it's important to note that individual dogs within any breed can have varying energy levels. 

A dog's age, health, and personality also play significant roles in its activity needs. 

Even in a city, if an owner is committed to providing their dog with sufficient exercise (like long daily walks, play sessions, and trips to dog parks) and mental stimulation (like training, puzzle toys, etc.), many of these breeds can still thrive.