How to Choose the Right Dog

There are hundreds of breeds, made up of dogs that range in size and age. With enough research, you can find the perfect one for your situation. Keep in mind the age, size and type of breed you are looking for. Here are some explanations to make your research easier:

Age
Baby
Under one year old
Young
One to three years old
Adult
Three to seven years old
Senior
Seven year old and up
Size
Small
Under 25 lbs.
Medium
25 to 45 lbs.
Large
45 to 85 lbs.
Extra large
85 lbs. and up
Breeds
Companion dogs:
These breeds of dog are there as a companion, not for work. They are enjoyed for their friendly nature and entertainment. Many of these breeds are small and are regarded as part of its owner's family. All mixed-breed dogs are considered companion dogs.
Examples: American Eskimo, Basset Hound, Bichon Frise, Boston Terrier, Cavalier King Charles Spaniel, Chihuahua, Dachshund, Dalmatian, Havanese, Lhasa Apso, Maltese, Miniature Pinscher, Miniature Poodle, Pekingese, Pomeranian, Pug, Shih Tzu, and small terrier breeds.
Guard dogs:
Guard dogs were breed to protect its owner. These dogs bark loudly to alert of an intruder's presence and scare them off, however they should be taught not to annoy or attack familiar people. Many of these breeds are excellent watchdogs as well.
Examples: Boxer, Bulldog, Chow Chow, Doberman Pinscher, German Shepherd, Giant/Miniature Schnauzer, Rottweiler, Scottish Terrier and Shar Pei.
Hunting dogs:
These types of breeds are split up into groups: hounds, gun dogs, feists, terriers and curs. They all have a role in the act of hunting based on their skill set.
Hounds:
Are further divided into sighthounds and scent hounds, and are used to locate the prey.
Examples: Afghan Hound, Basenji, Basset Hound, Beagle, Coonhound, Dachshund, Greyhound and Whippet.
Gun dogs:
Are used by small game hunters using shotguns. They locate and retrieve the prey.
Examples: All Retriever breeds, Pointer, Portuguese Water Dog, all Setter breeds, all Spaniel breeds and Vizsla.
Fiests:
Are a smaller breed of dog that hunts small game. They often hunt in packs.
Terriers:
Are used to hunt mammals by locating the prey and then kill them or drive them out of their home.
Curs:
Are similar to terriers but hunt larger game, such as boars, raccoons and cougars.
Herding dogs:
Herding dogs assist their owners in the movement of livestock, such as cattle, sheep, goats and reindeer. Nowadays, many of these breeds are used as household pets, but their herding tendencies still display themselves. They are great companions, easily trained and enjoy exercising.
Examples: Australian Shepherd, Border Collie, Collie, Old English Sheepdog, Puli, Shetland Sheepdog and Welsh Corgi.
Working dogs:
Working dogs are categorized as breeds of dogs that work with other animals or their owner. Due to their size, they must be trained properly, but they are great companions.
Examples: Akita, Alaskan Malamute, Bernese Mountain Dog, Great Dance, Pyrenean Mountain Dog, Greater Swiss Mountain Dog, Komondor, Mastiff, Newfoundland, Portuguese Water Dog, Saint Bernard, Samoyed, Shiba Inu and Siberian Husky.