Guardian Dog

Breeds In This Category: 

Aidi

BREED BASICS
Size: Large 35-55 lb Energy Level: High Energy
Grooming: A Couple Times a Week LifeSpan: 10 to 12 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

Like many ancient breeds of dog, the true history of the Aidi is shrouded in some mystery. Many believe that it was the Phoenicians; an ancient civilization centered in the coastal re...

Akbash Dog

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Low Energy
Grooming: A Couple Times a Week LifeSpan: 10 to 12 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

The Akbash dog is considered to be an ancient breed that is believed to have originated in the area known as the Fertile Crescent; a region in Western Asia that now includes the count...

American Bulldog

BREED BASICS
Size:
X-Large 55-90 lb
XX-Large 90-120 lb+
Energy Level: Varies From One Dog To The Next
Grooming: Brushing Once a Week or Less LifeSpan: 12 to 15 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

Because the American Bulldog and its ancestors developed in a time before written records were kept of dog breeding, there is much mystery surrounding its early ancestry.  What i...

Anatolian Shepherd Dog

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Medium Energy
Grooming: Rarely LifeSpan: 12 to 15 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

As early as 6000 years ago, a landrace of large sized, heavily boned domesticated dogs were living among humans.  The earliest duties of these canines were as hunting companions to man; h...

Appenzeller Sennenhund

BREED BASICS
Size:
Large 35-55 lb
X-Large 55-90 lb
Energy Level: Medium Energy
Grooming: Brushing Once a Week or Less LifeSpan: 12 to 15 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

Very little is known for sure about the history of the Appenzeller Sennenhund as it was developed before written records were kept of dog breeding and was primarily kept in remote mou...

Bernese Mountain Dog

BREED BASICS
Size:
X-Large 55-90 lb
XX-Large 90-120 lb+
Energy Level: Medium Energy
Grooming:
A Couple Times a Week
Brushing Once a Week or Less
LifeSpan: 6 to 8 Years
Protective Ability: Good Watchdog Trainability: Very Easy To Train

 

It is difficult to decipher the true origins of the Bernese Mountain Dog as this is an old breed that was developed in a time well before written records of dog breeding were kept. Adding...

Black Russian Terrier

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: High Energy
LifeSpan: 12 to 15 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

In the early part of the 20th century, following the Russian Revolution, the future of many purebred native dogs in Russia was bleak.  Many Russian breeds had been slaughtered during the...

Boxer

BREED BASICS
Size: X-Large 55-90 lb Energy Level: High Energy
Grooming: Brushing Once a Week or Less LifeSpan: 10 to 12 Years
Protective Ability: Good Watchdog Trainability: Very Easy To Train

 

Although the Boxer is a relatively modern creation, not having been standardized into the modern breed until the last years of the 19th Century, the breed’s ancestors are several hundred,...

Broholmer

BREED BASICS
Size:
X-Large 55-90 lb
XX-Large 90-120 lb+
Energy Level: Medium Energy
Grooming: Brushing Once a Week or Less LifeSpan: 10 to 12 Years
Protective Ability: Good Watchdog Trainability: Moderate Effort Required

 

The Broholmer was first developed centuries before written records were kept of dog breeding, and as a result it is impossible to anything about its origins with much certainty. ...

Bullmastiff

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Medium Energy
Grooming: Brushing Once a Week or Less LifeSpan: 8 to 10 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

The Bullmastiff is a relatively young breed, although its primary ancestors are quite old.  The Bullmastiff is the result of crosses between the English Mastiff and the Old English Bulldo...

Cane Corso

BREED BASICS
Size:
X-Large 55-90 lb
XX-Large 90-120 lb+
Energy Level: High Energy
Grooming: Brushing Once a Week or Less LifeSpan: 10 to 12 Years
Protective Ability: Very Protective Trainability: Very Easy To Train

 

Although the breed’s ancestry is very ancient, the Cane Corso as we know it today did not start to take shape until the 1970’s and 1980’s.  Originally used to described a type of dog rath...

Cao de Castro Laboreiro

BREED BASICS
Size:
Large 35-55 lb
X-Large 55-90 lb
Energy Level: High Energy
Grooming: Brushing Once a Week or Less LifeSpan: 12 to 15 Years
Protective Ability: Very Protective

 

The history of the Cao de Castro Laboreiro is a great mystery.  Even the Portuguese Kennel Club states that anything written about the breed’s origins is pure conjecture an...

Central Asian Shepherd Dog

BREED BASICS
Size: XX-Large 90-120 lb+
Grooming: Rarely LifeSpan: 12 to 15 Years
Protective Ability: Very Protective Trainability: Difficult to Train

 

Almost nothing is known for certainty about the origins and early history of this breed.  These dogs were kept almost exclusively by nomadic herdsmen who left few if any archaeol...

Cimarron Uruguayo

BREED BASICS
Size:
X-Large 55-90 lb
XX-Large 90-120 lb+
Energy Level: Medium Energy
Grooming: Rarely LifeSpan: 12 to 15 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

The Cimarron Uruguayo was first developed hundreds of years before written records were kept of dog breeding, and spent most of its history as a feral dog.  This means that most...

Doberman Pinscher

BREED BASICS
Size:
X-Large 55-90 lb
XX-Large 90-120 lb+
Energy Level: High Energy
Grooming: Brushing Once a Week or Less LifeSpan: 8 to 10 Years
Protective Ability: Very Protective Trainability: Very Easy To Train

 

Although the Doberman Pinscher is a relatively new breed, there is still a significant amount of mystery surrounding its origin.  However, it is certain that this breed was created in the...

Dogo Argentino

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: High Energy
Grooming: Brushing Once a Week or Less LifeSpan: 10 to 12 Years
Protective Ability: Very Protective Trainability: Difficult to Train

 

The Dogo Argentino was the result of a carefully planned and executed breeding program conducted by Antonio Nores Martinez and his brother Agustin.  Because the pair kept excellent record...

Dogue de Bordeaux

BREED BASICS
Energy Level: Medium Energy
Grooming: Brushing Once a Week or Less LifeSpan: 6 to 8 Years
Protective Ability: Very Protective Trainability: Difficult to Train

 

Although only standardized into its modern form in the early part of the 20th Century, the Dogue de Bordeaux is one of the oldest of all French breeds.  This breed was developed in an era...

English Mastiff

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Low Energy
LifeSpan: 6 to 8 Years
Protective Ability: Very Protective

 

The Mastiff is perhaps the oldest British dog breed, and the one for which the greatest amount of historical evidence exists.  This breed has been present in England for many centuries, a...

Entlebucher Mountain Dog

BREED BASICS
Size: Large 35-55 lb Energy Level: Medium Energy
Grooming: Brushing Once a Week or Less LifeSpan: 12 to 15 Years
Protective Ability: Good Watchdog Trainability: Moderate Effort Required

 

As is the case with many old breeds, most of the history of the Entlebucher Mountain Dog has been lost to time.  This is especially true of this breed, as the Entlebucher Mountai...

Estrela Mountain Dog

BREED BASICS
Size:
X-Large 55-90 lb
XX-Large 90-120 lb+
Energy Level: Medium Energy
Grooming:
Brushing Once a Week or Less
Rarely
LifeSpan: 10 to 12 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

As is the case with most Portuguese breeds, the ancestry of the Estrela Mountain Dog is shrouded in mystery.  This dog was developed centuries before written records were kept of...

German Shepherd Dog

BREED BASICS
Size: X-Large 55-90 lb Energy Level: Medium Energy
Grooming: Brushing Once a Week or Less LifeSpan: 8 to 10 Years
Protective Ability: Very Protective Trainability: Very Easy To Train

 

As early man began to dominate the landscape through technological advances, coupled with the advent of agriculture, he would cease his nomadic hunter gatherer wanderings. This change...

Great Dane

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Medium Energy
Grooming: Rarely LifeSpan: 10 to 12 Years
Protective Ability: Very Protective Trainability: Very Easy To Train

 

The Great Dane was developed many centuries before written records were kept of dog breeding.  As a result, virtually nothing is known for sure about its ancestry.  Many hav...

Greater Swiss Mountain Dog

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Medium Energy
Grooming: Brushing Once a Week or Less LifeSpan: 8 to 10 Years
Protective Ability: Good Watchdog Trainability: Very Easy To Train

 

The Greater Swiss Mountain Dog is a very old breed, whose exact origins are unknown.  What we do know is that the breed was definitely created in Switzerland many centuries ago, and that...

Hovawart

BREED BASICS

Kangal Dog

BREED BASICS

Komondor

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Medium Energy
Grooming: Professional Grooming May Be Required LifeSpan: 8 to 10 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

Written records of the Komondor have only been found from the last few centuries, with the earliest dating back to 1544.  However, there is an almost universal belief that the br...

Kuvasz

BREED BASICS
Size:
X-Large 55-90 lb
XX-Large 90-120 lb+
Energy Level: Medium Energy
Grooming: A Couple Times a Week LifeSpan: 12 to 15 Years
Protective Ability: Very Protective Trainability: Difficult to Train

 

Much of the history of the Kuvasz has been lost in time.  This breed is so ancient that it certainly predates the keeping of dog breeding records, and may even predate the invention of wr...

Leonberger

BREED BASICS

Neapolitan Mastiff

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Low Energy
Grooming: A Couple Times a Week LifeSpan: 8 to 10 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

The Neapolitan Mastiff is a member of a group of dogs commonly known as Molossers or Mastiff-type dogs.  This group contains a large number of breeds from many countries, and is one of th...

Newfoundland Dog

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Low Energy
Grooming: Everyday LifeSpan: 10 to 12 Years
Protective Ability: Good Watchdog Trainability: Moderate Effort Required

 

As controversial as they are varied; over the years several popular theories have arisen to explain the appearance of the large black dog on the island of Newfoundland. The first and...

Great Pyrenees

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Medium Energy
Grooming: A Couple Times a Week LifeSpan: 10 to 12 Years
Protective Ability: Very Protective Trainability: Difficult to Train

 

Many dog fanciers assume that all large European livestock guardians are Mastiffs, also known as Mollossers.  As a result, for many years the Great Pyrenees was assumed to have been broug...

Rafeiro do Alentejo

BREED BASICS
Size:
X-Large 55-90 lb
XX-Large 90-120 lb+
Energy Level: Medium Energy
Grooming: A Couple Times a Week LifeSpan: 10 to 12 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

In prehistoric times, a mighty race of canines was used by the ancients in many capacities.  These impressively large and fierce dogs were known as Molossers, named for the Molos...

Rottweiler

BREED BASICS
Size:
X-Large 55-90 lb
XX-Large 90-120 lb+
Energy Level: High Energy
Grooming: Brushing Once a Week or Less LifeSpan: 10 to 12 Years
Protective Ability: Very Protective Trainability: Moderate Effort Required

 

The Rottweiler is one of oldest surviving herding breeds, with an ancestry that likely extends back to ancient Rome.  This breed was created in an era when few were literate and next to n...

Sarplaninac

BREED BASICS

Slovak Cuvac

BREED BASICS

St. Bernard

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Low Energy
Grooming:
A Couple Times a Week
Professional Grooming May Be Required
LifeSpan: 8 to 10 Years
Protective Ability: Good Watchdog Trainability: Moderate Effort Required

 

The St. Bernard is an old breed, and most of its early history has been lost to time.  However, most of its history from the 1700’s on is fairly well-documented, and much can be inferred...

Tibetan Mastiff

BREED BASICS
Size: XX-Large 90-120 lb+ Energy Level: Medium Energy
Grooming: A Couple Times a Week LifeSpan: 12 to 15 Years
Protective Ability: Very Protective Trainability: Difficult to Train

 

There has been, historically, a differentiation in types for the Tibetan Mastiff.  Although sprung from the same litters, these two types of Tibetan Mastiffs differ only in size and build...

Tosa Inu

BREED BASICS