How easily a dog deals with change.

Amount of warmth or friendliness displayed.

Breed’s level of vocalization.

Tendency toward a tolerance for cats and a lower prey drive.

Dogs that tend to be more sturdy, playful and easygoing around children and more tolerant of children’s behavior.

Tendency to enjoy or tolerate other dogs.

Level of daily activity needed.

A dog’s thinking and problem-solving ability (not trainability).

How lighthearted and spirited a dog tends to be.

Amount and frequency of dog hair shedding.

Level of ease in learning something new and a willingness to try new things.

How easily a cat deals with change.

Amount of warmth or friendliness displayed.

Cats that tend to be more playful and easygoing around children and are more tolerant of children’s behavior.

Tendency to enjoy or tolerate dogs.

Level of activity often exhibited.

Amount of bathing, brushing, even professional grooming needed.

A cat’s thinking and problem-solving ability (not trainability).

Level and frequency of cat hair shedding.

Preferred amount of interaction with other pets and humans.

Tendency to be welcoming to new people.