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Published on October 20th, 2023
Updated on June 18th, 2026

Written by Elizabeth Anderson Lopez

When you bring home a new pet, it is important to consider what type best suits your needs. Some factors to consider include the animal's size, personality and behavior.
Bringing a new pet into your life is exciting! But of course it’s important to remember that your decision is about a lot more than who has the cutest face or fluffiest tail. The best match happens when your family’s needs align with a pet’s personality and care requirements when you first ask, “What pet should I get?” The answer depends on your lifestyle and home environment and the animal’s needs. The more realistic you are about your lifestyle, space and time, the happier you and your new pet will be. This guide will help you think through four key factors—your (human) family, housing, health and activity level—before you bring home a new family member.
Before you fall in love at first sight, take a clear-eyed look at your household:
These factors interact in important ways. A big, energetic dog in a small condo can lead to stress for everyone, just as a highly social bird in an empty home for extended periods may become lonely. (Some people get two pets, but there is a risk they will bond to each other instead of to the humans in the household, and some species may not enjoy cohabitating, even if social.)
Most people start their search with dogs and cats in mind — and for good reason. But the right pet for your family might surprise you. Below is an honest, side-by-side look at every major pet type, including some you may not have considered, so you can match your lifestyle to the companion who will truly thrive with you.
Before you bring anyone home: Identify a veterinarian before adoption day — not after. Some pet types, including birds, reptiles and exotic small pets, require a specialist who may be harder to find than a general dog-and-cat practice. Petco's veterinary services can help bridge that gap if you don't already have a family vet lined up.
| Pet Type | Space Needed | Daily Time Commitment | Allergy Consideration | Lifespan (general) | Best For |
|---|---|---|---|---|---|
| Dog | Medium–Large | High (walks, training, play) | Dander; varies by breed | 10–15 years (varies) | Active families, structured households |
| Cat | Small–Medium | Moderate (feeding, play, litter) | Dander; varies by breed | 12–18 years (varies) | Apartments, moderate-activity homes |
| Small mammals | Small | Low–Moderate | Minimal shedding; some dander | 2–8 years (varies by species) | Older children, limited-space homes |
| Birds | Small–Medium | Moderate–High (daily interaction) | Feather dust possible | 5–70+ years (varies widely by species) | Social households; someone home daily |
| Fish | Small–Large tank | Low–Moderate (tank maintenance) | Generally none | 1–20+ years (varies by species) | Busy families, low-mobility households |
| Reptiles | Medium (terrarium) | Moderate (precise habitat care) | Generally allergy-friendly | 5–20+ years (varies by species) | Older kids, adults, allergy-prone homes |
Dogs bring loyalty, affection and energy into a home, and for families wondering how to choose a pet for kids, many breeds are an excellent fit — because they thrive on family interaction and structured routines. The key is matching your child's energy level and your family's schedule to the right breed and size.
What to think through before saying yes:
Dogs are omnivores, so their nutritional needs are broader than you might expect — quality matters when it comes to what goes in the bowl https://www.aafco.org/consumers/understanding-pet-food/. Petco carries a wide range of dog food, leads, crates and grooming tools to help new dog parents start strong.
Independent yet genuinely affectionate, cats are well suited to apartment living and households with moderate activity levels. They're generally lower-maintenance than dogs: they need a clean litter box, regular feeding, daily playtime and enrichment — but not outdoor exercise or extensive training.
What to think through before saying yes:
Cats are obligate carnivores, meaning animal-based protein isn't optional — it's essential to their health https://www.vet.cornell.edu/departments-centers-and-institutes/cornell-feline-health-center/health-information. Petco's cat food selection includes options formulated to meet those specific nutritional needs.
Ferrets (where permitted by local law), hamsters, guinea pigs and rats are sometimes called "pocket pets" or "critters," and they can be wonderful companions in smaller homes. They shed less than cats or dogs, but they still need regular habitat cleaning, social time and species-appropriate nutrition https://www.merckvetmanual.com/management-and-nutrition/nutrition-small-animals/nutritional-requirements-of-small-animals.
What to think through before saying yes:
Petco's small pet section carries habitats, substrate and wholesome treats designed for these compact companions.
Birds — from parakeets and cockatiels to canaries and larger parrots — bring color, song and real personality into a home. They're intelligent and social, and the right species can be a deeply rewarding companion. But "bird" covers an enormous range of needs, so species selection matters enormously.
What to think through before saying yes:
Note on terminology: conures and cockatiels are medium-sized birds, not large. Size classification matters when selecting an appropriately sized habitat and diet.
Petco carries spacious bird habitats, toys and specialized diets for a wide range of bird species.
Fish offer tranquility and visual beauty with less daily hands-on interaction than most other pets — making them a strong fit for families who want the presence of a pet but have limited time, limited mobility or simply prefer a calmer dynamic.
What to think through before saying yes:
Petco's aquarium department carries fish tanks, filtration systems and knowledgeable staff to help you build a balanced, thriving aquatic environment.
Bearded dragons, iguanas, snakes and turtles are fascinating to observe and interact with, and they can be ideal companions for older children or adults who are ready for a more specialized care commitment.
What to think through before saying yes:
Petco carries reptile enclosures, heat lamps and habitat decorations that make setting up a new home for your reptile more straightforward — even for first-time keepers.
OK, a pet spider isn’t for everyone, but invertebrates such as tarantulas, hermit crabs and insects appeal to niche enthusiasts for good reason. Compact housing makes them suitable for small spaces, and their care demands are minimal compared to mammals and birds. They’re best for older children or adults who appreciate observing rather than cuddling. Petco stocks enclosures, substrate and specialty foods for these unique pets.
Not sure what pet to get yet? Petco has even more care sheets on each!
Now that you’ve explored your options, it’s time to match your lifestyle to your pet. Map your four key factors—family, housing, health and activity—against each pet type. Decide who will take primary responsibility for daily care. Note: While parents of young children can assign chores, remember that ultimately you will be responsible for caring for the pet. Consider long-term costs, time and emotional investment. Review a checklist or comparison table to clarify your priorities, then visit your local Petco or a reputable adoption center to meet potential matches. Remember that no pets are free and you need to be financially prepared for not only the purchase or adoption of the pet and initial supplies but also long-term care and vet bills. Taking time to choose thoughtfully helps ensure a rewarding experience—and happy family—for everyone.
The best pet for you is one whose needs fit your lifestyle, not one you must adapt your life around. Take time to research, plan and prepare for the responsibility ahead. This is especially important when choosing a pet for kids. Whether you bring home a loyal dog, curious cat or calming fish, your pet’s happiness will reflect your care and understanding. Explore Petco’s educational resources and product guides to help you give your new companion the best start possible.
Use this matrix to see at a glance how the most popular pet types stack up across the four key factors—family fit, housing, health considerations and activity level. Every family is different, so treat this as a starting point, not a final answer, and always consult your veterinarian before bringing a new animal home.
| Pet Type | Best Family Fit | Housing | Allergy & Health Notes | Activity Level Needed | Typical Lifespan | Vet Specialty Needed? |
|---|---|---|---|---|---|---|
| Dog | Families with kids, active singles or couples; patient adults for puppies | House with yard ideal; low-energy small breeds can adapt to apartments | All breeds produce dander; some breeds shed less, but no breed is truly allergen-free | High — daily walks, play and training sessions required | 10–15 years (varies by breed) | General practice; some breeds need specialist care |
| Cat | Singles, couples, families with older children; quieter households | Apartment-friendly; indoor-only recommended for safety | Some breeds produce less Fel d 1 protein; research breeds carefully if allergies are a concern | Moderate — indoor enrichment (scratching posts, interactive toys) replaces outdoor exercise | 12–18 years | General practice |
| Guinea pig | Families with children 6+; first-time pet parents; older adults | Small habitat fits any home; no landlord restrictions in most cases | Low dander; good option for mild pet allergies | Low-moderate — daily handling and floor time outside the habitat encouraged | 4–7 years | Exotic/small-animal vet recommended |
| Hamster / gerbil | Older children and adults; independent households | Very small habitat; ideal for apartments or dorms | Minimal dander; rare allergy to bedding material possible | Low — short daily play sessions; largely self-entertaining | 2–4 years | Exotic/small-animal vet recommended |
| Ferret | Adults or families with teens; experienced pet parents | Moderate space needed; check local laws — banned in some areas | Low shedding but musky odor; not ideal for sensitive households | High — needs several hours of supervised out-of-habitat time daily | 5–10 years | Exotic/small-animal vet required |
| Parakeet / budgie | Singles, couples, families with gentle older children | Small habitat; apartment-friendly; check lease for birds | Low dander compared to cockatiels or cockatoos; good for mild allergies | Moderate — daily social interaction and out-of-habitat flight time | 7–15 years | Avian vet recommended |
| Cockatiel | Families with older children; social households home most of the day | Moderate habitat; apartment-friendly with noise awareness | Higher dander output — not recommended for allergy-prone households | Moderate-high — highly social; needs daily interaction to stay well-adjusted | 15–25 years | Avian vet recommended |
| Reptile (e.g., leopard gecko, bearded dragon) | Adults, teens, families comfortable with non-cuddly pets | Habitat size varies by species; apartment-friendly | Very low dander; good for allergy sufferers — but wash hands after handling to reduce zoonotic risk https://www.aspca.org/pet-care/animal-poison-control | Low — habitat maintenance is the primary time commitment | 10–20 years (species-dependent) | Exotic/reptile vet required |
| Fish (freshwater) | Any household; great starter pet for young children | Aquarium fits any space; no landlord restrictions in most cases | No dander; excellent for allergy-prone families | Very low — feeding and water quality maintenance only | 1–10+ years (species-dependent) | Aquatic vet for illness; most care is DIY |
How to read this table: Match the rows where your family type, housing column and health column all line up — that's your shortlist. Then use the activity level and lifespan columns to confirm you're ready for the long-term commitment.
What is the best pet for a family with young children? Dogs (calm, mid-size breeds) and guinea pigs are frequently recommended for households with young children because both tend to tolerate gentle handling and thrive on routine interaction. Always supervise any child-pet interaction and teach children how to approach animals calmly. Consult your veterinarian about breed-specific temperament before adopting.
What pet is best for someone with allergies? Fish, reptiles and small pets like guinea pigs produce little to no airborne dander, making them among the more allergy-compatible choices. If you have your heart set on a cat or dog, research lower-dander breeds carefully — but understand that no pet is completely allergen-free. Birds such as cockatiels and cockatoos shed significantly more dander than parakeets and are generally not recommended for allergy-prone households. Talk with your allergist and your veterinarian before making a final decision.
What is the easiest pet to care for as a first-time pet parent? "Easy" depends on your lifestyle, but fish and guinea pigs are often cited as manageable starting points. Fish require consistent water quality maintenance but minimal daily handling. Guinea pigs are social, hardy and respond well to gentle routines. Both have lower overall care demands than dogs, cats or ferrets, though every pet deserves attentive, committed care.
How do I know if my apartment allows pets? Always review your lease and speak directly with your landlord or property manager before bringing any animal home. Many rentals restrict pet type, size or number. Attempting to conceal a pet can result in having to rehome the animal — an outcome that is stressful for both the pet and your family. Also check local ordinances, as some municipalities have breed-specific legislation or restrictions on exotic species.
Do reptiles and fish carry health risks for my family? Reptiles can carry Salmonella bacteria, so thorough handwashing after every handling session is essential — especially for households with young children, elderly family members or anyone with a compromised immune system. Fish tanks can harbor certain bacteria if water quality is neglected. Neither risk is a reason to avoid these pets entirely, but it is a reason to practice consistent hygiene. Speak with your veterinarian if anyone in your household has immune system concerns. https://www.aspca.org/pet-care/animal-poison-control
How much does it cost to care for a pet long-term? Costs vary widely by species, size and health status. Dogs and cats carry the highest ongoing expenses — routine veterinary visits, food, grooming and potential emergency care. Small pets and fish generally cost less month-to-month, but exotic species (ferrets, reptiles, parrots) often require specialist veterinary care that can be harder to find and more expensive. Budget for both routine and unexpected costs before you commit, and identify a veterinarian — including an exotic-animal specialist if needed — before bringing your new family member home.
What is the cheapest pet to own? Fish and small pets like hamsters or guppies typically carry the lowest upfront and ongoing costs — a basic aquarium setup, food and bedding can run far less per month than dog or cat care. That said, even budget-friendly pets need proper nutrition and veterinary attention when illness arises, so factor in those potential costs before deciding.
What pet needs the least amount of care? Fish are often cited as one of the most low-maintenance options: no daily walks, no grooming appointments and no training sessions required. A properly cycled aquarium with a reliable filter can stay stable with weekly partial water changes and daily feeding. Small pets like hamsters are similarly independent, though they still need regular habitat cleaning and gentle daily handling to stay socialized.
What is the best pet for apartment living? Cats are a natural fit for apartment life — they don't need outdoor exercise, adapt well to smaller spaces and are generally quieter than dogs. Small-to-medium low-energy dog breeds (think Cavalier King Charles Spaniel or French Bulldog) can also thrive in apartments when given consistent daily walks. Fish and small pets like guinea pigs work well too, provided you can dedicate space for a proper aquarium or enclosure. Always confirm your lease allows pets — and the specific type — before bringing anyone home.
What is the best pet for a busy family? Cats and fish tend to suit busy households best. Cats are independent enough to entertain themselves during long workdays, while fish require only a few minutes of care daily once the aquarium is established. If your family has its heart set on a dog, consider an adult dog with a calmer temperament rather than a high-energy puppy, which demands significantly more time for training, socialization and exercise.
What pet is best for young children? Guinea pigs are widely recommended for families with young children — they're sturdy, rarely bite when handled gently and are large enough for small hands to hold safely. Certain dog breeds known for patience and even temperaments can also be wonderful, provided children are taught respectful handling from day one. Always supervise interactions between any pet and young children, regardless of species or breed.
Are there pets that are better for people with allergies? Reptiles and fish produce no dander and are among the most allergy-friendly options available. If your family prefers a furry companion, some dog and cat breeds shed less and may cause fewer reactions — though no breed is truly allergen-free, since dander comes from skin and saliva, not fur alone. Within the bird world, cockatiels and cockatoos are known to shed significantly more dander than species like parakeets, so they are generally not recommended for allergy-sensitive households. Consult your allergist and spend time with a specific animal before committing.
Use this table as a starting point — every pet is an individual, and your veterinarian can help you think through health and care considerations specific to your household.
| Pet Type | Space Needed | Daily Time Commitment | Avg. Lifespan | Allergy-Friendliness | Best For |
|---|---|---|---|---|---|
| Dog | Medium–Large | High (1–3 hrs) | 10–15 years | Low (dander present) | Active families, those wanting a social companion |
| Cat | Small–Medium | Low–Moderate (30–60 min) | 12–18 years | Low–Moderate (dander present) | Apartments, busy households, independent-pet lovers |
| Guinea pig | Small | Moderate (30–60 min) | 4–8 years | Moderate | Families with young children, first-time pet parents |
| Hamster | Small | Low (15–30 min) | 2–3 years | Moderate | Older children, small spaces, limited budgets |
| Bird (parakeet/cockatiel) | Small–Medium | Moderate (30–60 min) | 8–20 years | Low–Moderate (varies by species) | Social households, those who enjoy interaction and enrichment |
| Fish | Small (aquarium) | Low (10–15 min) | 1–10+ years | High (no dander) | Allergy-sensitive families, apartments, busy schedules |
| Reptile | Small–Medium | Low–Moderate (20–45 min) | 5–20+ years | High (no dander) | Allergy-sensitive families, experienced or research-ready pet parents |
Lifespan and care estimates are general ranges. Consult your veterinarian for guidance specific to the breed or species you're considering.
This article was created with assistance from AI tools and reviewed for accuracy by Petco's content team.
Check your lease or HOA rules before adopting. Some apartments have size and/or species restrictions, while homeowners have more flexibility. Familiarize yourself with city/county laws as well, as some breeds and types of pets may be restricted.
Costs include food, supplies, vet care and possibly grooming and training. Dogs and cats often cost more over time, while small mammals and fish are usually less expensive. Research should be done to ensure you have access to a local veterinarian who will treat other pets if you’re considering a pet other than a cat or dog.
Some pets live only a few years, while parrots and turtles can live several decades. Make sure you can commit to the full lifespan before adopting.
Yes, as your experience, lifestyle or space grows, you can consider pets who need more interaction or care. This can also apply within species. For example, a budgie (parakeet) may be a great choice for a first-time bird parent, whereas an Amazon or African gray is better suited for those who have bird experience. Just ensure you’re ready for the change, whether it be experience, housing or increased time and expense for the pet.