Average Adult Weight
55 to 85 pounds

Personality
Intelligent, loving, rambunctious, willful and protective.

Optimal Home
Not for novice owners, or homes with cats. Best with children older than 6 years of age.

Average Adult Weight
55 to 90 pounds

Personality
Cheerful, confident, obedient, intelligent 

Optimal Home
Apartment life is OK with vigorous daily activities. Good with children, and make great family pets

Breed Name
Portuguese Water Dog

Average Adult Weight
35 to 60 pounds

Personality
Strong, even-tempered, intelligent, playful and easy to train.

Optimal Home
Best with kids older than 6. OK in apartment with sufficient exercise. 

Breed Name
Manchester Terrier

Average Adult Weight
12 to 22 pounds

Personality
Intelligent, loyal, affectionate, protective and strong-willed.

Optimal Home
Can remain active indoors, so apartment living is OK. Best in moderate/cool climates and with enough owner attention.

Average Adult Weight
65 to 90 pounds

Personality
Intelligent, eager, attentive and protective. Originally bred to hunt raccoons.

Optimal Home
Best with a large yard and a family of seniors, adults and older children. Not novice owners.

Average Adult Weight
62 to 81 pounds

Personality:
Calm, sweet and playful. Renowned for its hunting skills.

Optimal Home
Best with experienced owners. Requires sufficient exercise. Gets along well with children. Known for its relatively long lifespan.

Average Adult Weight
Up to 7 pounds

Personality
Energetic, willful, demanding and dependent. Affectionate and lovable.

Optimal Home
Best with adults, seniors and older children. Can be aggressive around cats and strange dogs. Active indoors.

Average Adult Weight
75 to 85 pounds

Personality
Friendly, dignified and mellow (as an adult), but difficult to train.

Optimal Home
Best with adults, seniors and older children. Not suitable for multi-pet homes.

Average Adult Weight
Up to 110 pounds

Personality
Intense, protective and powerful, but can be gentle and submissive.

Optimal Home
Best with experienced owners and homes with fenced-in yards. OK in multi-pet homes if raised with them since puppyhood.

Average Adult Weight
80 to 100+ pounds

Personality
Serious, confident, alert, commanding, loyal, smart and highly protective.

Optimal Home:
Not recommended for children or novice owners; best with experienced dog fanciers. Best in homes with large yards.

Average Adult Weight
14 to 18 pounds

Personality:
Cheerful, perky, loyal, rambunctious, playful, charming and smart.

Optimal Home
Good with children; easy to train. Apartment living OK with sufficient exercise and attention.

Average Adult Weight
50 to 70 pounds

Personality
Gentle, sensitive, friendly and social. Loves affection.

Optimal Home:
Requires vigorous exercise and space for activity. OK with pets and children, with socialization.

Average Adult Weight:
18 to 24 pounds

Personality:
Affectionate, fun loving, willful, independent, dignified.

Optimal Home:
Best for older, considerate children; adults; and dog-savvy seniors. Needs attention.

Average Adult Weight
Toy: 5-15 pounds
Mini: 15-30 pounds
Standard: 25-40 pounds

Personality
Calm and loyal. Good watchdog.

Optimal Home
Apartment living OK with sufficient exercise. Best in warm climates. OK with children, but can be dominant.

Average Adult Weight
Up to 7 pounds

Personality
Gentle, spirited and playful. Needs ample attention.

Optimal Home
Good for novice owners. OK with other pets, and reserved around strangers. Adapts well to apartment living.

Average Adult Weight
45 to 64 pounds

Personality
Aristocratic, noble, dignified, independent and somewhat aloof.

Optimal Home
Best with older, considerate children. Not recommended for novice owners or for homes with cats.

Average Adult Weight
3 to 7 pounds

Personality
Willful, loving and curious. Quick learners.

Optimal Home
Best with adults, seniors and older, considerate children. Active indoors. Good for novice owners.

Average Adult Weight
35 to 60 pounds

Personality
Playful, exuberant and easy to train. Females are calmer and more submissive than males.

Optimal Home
Best for a home with an average-sized yard. Good with children and generally not aggressive with other dogs.

Average Adult Weight
45 to 65 pounds

Personality
Intelligent, dignified, proud, playful, calm and trainable.

Optimal Home
Good for novice owners; gets along well with everyone. Need regular exercise and companionship.

Average Adult Weight
25 to 27 pounds

Personality
Gentle, trusting, loving and devoted. Gets along with everyone.

Optimal Home
Apartment living is OK with sufficient exercise. A home with a small yard is optimal. Good for novice owners.

Average Adult Weight
55 to 80 pounds

Personality
Intelligent, playful, eager to please, and easy to train.

Optimal Home:
Requires sufficient exercise. Good with children, seniors and other pets.

Average Adult Weight
60 to 70 pounds

Personality
Smart, active, friendly, playful and even-tempered. Can become easily bored.

Optimal Home
Needs a medium-sized yard for regular exercise. Friendly with most dogs. Great for busy families.

Average Adult Weight
35 to 80 pounds

Personality
Strong-willed, courageous, playful and sensitive to humans' needs.

Optimal Home
Best in homes without non-canine pets and dogs of the same sex. Not recommended for novice owners. Fairly active indoors.

Average Adult Weight
Miniature: 4 to 6 pounds; Standard: 12 to 35 pounds

Personality
Intelligent and social. Good at jogging, service-dog work, retrieving, guarding and more.

Optimal Home
Does best with regular exercise. Good with novice owners.

Average Adult Weight
50 pounds

Personality
Loyal, loving and protective of their pack mates. Requires firm training.

Optimal Home
Best with an average-sized yard. Not a breed for novice owners or apartment dwellers.

Average Adult Weight
70 to 90 pounds

Personality:
Gentle, loving, faithful and intelligent.

Optimal Home:
Needs sufficient daily exercise. Best in a home with an average-sized yard. OK with other pets.

Average Adult Weight
20 to 40 pounds

Personality
Loyal, intelligent, playful, loving and easily trained.

Optimal Home
Excellent with children; OK in an apartment. Good choice for novice dog owners.

Average Adult Weight
30 to 40 pounds

Personality
Loyal, playful and fairly quiet. Enjoys outdoor activities.

Optimal Home:
Needs sufficient exercise; can be aggressive with other dogs, so make those introductions early.

Average Adult Weight
40 to 75 pounds

Personality
Dignified, loyal and intelligent. Can be willful during training.

Optimal Home
Needs sufficient exercise and does best in cold climates. May be aggressive with cats and dogs, particularly those of the same sex.

Average Adult Weight
10 pounds

Personality
Playful, loving and curious. Can learn new tricks and commands at ease.

Optimal Home
Apartment living is OK with sufficient exercise. Best for seniors, adults and older children.

Average Adult Weight
75 to 100 pounds

Personality
Affectionate, loyal, willful and intelligent.

Optimal Home
Can be reserved with strangers and aggressive with other dogs, so they are not for novice owners. Apartment living is OK with regular outdoor exercise.

75 to 95 pounds

Personality
Intelligent, calm, very protective. Can be dominant. Responds best to firm, positive, consistent training.

Optimal Home
Needs sufficient exercise. Best with adults, active seniors and older children.

Average Adult Weight
60 to 75 pounds

Personality
Gentle, stable, loyal, confident, loving and eager to please. Excel in obedience competitions.

Optimal Home
Thrive in most caring home environments. Should receive sufficient daily exercise. Get along with everyone.

Average Adult Weight
19 to 28 pounds

Personality
Playful, sweet, bright, alert and easygoing. Bond strongly to individuals.

Optimal Home
Best with older, considerate children. Good with other pets if raised together. Good homes without yards.

Average Adult Weight
45 to 75 pounds

Personality
Loyal and devoted. Can be timid, high-strung and willful. Sometimes difficult to train.

Optimal Home
Should have a large yard to provide vigorous daily exercise. Not recommended for apartments or families with children.

Average Adult Weight
9 to 18 pounds

Personality
Assertive, engaging, proud, loyal. Easy to train

Optimal Home
They are active indoors, so apartment living is OK. Best with older children

Average Adult Weight
85 to 200 pounds

Personality
Protective, loyal, intelligent, calm and patient

Optimal Home
Not recommended for novice owners; get along well with children and other pets (not of same sex, size and temperament) when socialized

Average Adult Weight
35 to 55 pounds

Personality
Intelligent, independent, loyal, active

Optimal Home
Not ideal for novice owners; get along best with older children. Should get daily exercise

Average Adult Weight
30 to 60 pounds

Personality
Alert, outgoing, intelligent, eager to please. Must socialize puppies to prevent aggression problems

Optimal Home
Apartment living is OK with daily exercise. Make loving house pets

Average Adult Weight
6 pounds

Personality
Highly intelligent, very trainable; sensitive and demanding, but loyal

Optimal Home
Do well in apartments. Behave best when around older, considerate children

Average Adult Weight
55 to 65 pounds

Personality
>Gentle, devoted, sweet; easygoing, with training

Optimal Home
Easy access to outdoor adventures and exercise. Bond well with young kids and other pets

Average Adult Weight 
20 to 24 pounds

Personality
Sweet, gentle, loving, lively and fun

Optimal Home
Can do well in an apartment with sufficient exercise. Interacts best with older, considerate children.

Average Adult Weight
40 to 50 pounds

Personality
With proper socialization, is sweet, devoted and eager-to-please; may not realize their own strength

Optimal Home
Can do OK in apartments, with regular activity

Average Adult Weight
40 to 70 pounds

Personality
Energetic, playful, crave human companionship

Optimal Home
Good-sized home with a backyard. Love to play with children, too rambunctious for toddlers

Average Adult Weight
150 to 170 pounds

Personality
Calm, obedient and dignified; patient around children

Optimal Home
This large dog requires daily exercise. With proper socialization, makes a great family pet