Thinking About Adopting a Pet This Fall? What to Know Before You Decide

Man reading on a blanket outdoors with his dog

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Key takeaways

  • Fall is one of the most popular times of year to think about adopting a pet, and the weeks you spend asking the right questions before you decide are the most valuable weeks of the whole process
  • Every species has a different demand profile: time, space, budget, and interaction needs vary more across the options than most people realize
  • The honest budget question, including both upfront and ongoing costs, is one of the most important ones to answer before you fall in love with a specific animal
  • Where you are in your life, your rental situation, your daily schedule, and whether you travel regularly all belong in the decision, not just your feelings about the animal
  • Shelters and rescues are full of animals who need homes; the right match made thoughtfully is better for everyone than a quick match made emotionally
Fall has a way of making people want pets. The cozy-at-home pull is real, the holidays are coming, the idea of a companion to settle into the season with is appealing. All of that is completely understandable, and none of it is a bad reason to start thinking. It is, however, a reason to think carefully before you act.
The pets that thrive are the ones adopted by people who asked hard questions first and ended up in the right match. This guide is for the before, not the after: everything to think through while you’re still deciding.

The five questions worth sitting with

1. How much time do you actually have?

Not how much time you want to have, or will have once things slow down. How much time you actually have right now. A dog needs active daily engagement, outdoor time, and often training. A cat needs less interactive time but still needs daily attention and environmental enrichment. A fish or a reptile needs consistent habitat maintenance but far less interactive engagement. Being honest about your actual schedule, not your ideal schedule, is the most important first step.

2. What does your living situation allow?

Rental restrictions are real. Many landlords restrict pets by species, size, or breed. Check your lease before you get attached to a specific animal. Beyond restrictions, think practically about space: a large-breed dog in a studio without a yard is a different daily reality than a cat in the same apartment. Reptiles, fish, and small animals are generally more adaptable to smaller spaces, as long as their habitat needs are met.

3. What does your budget actually support?

Pet costs have two layers: the upfront cost of adoption and initial supplies, and the ongoing monthly cost of food, preventive care, and periodic veterinary visits. These vary considerably by species. A large dog has meaningfully higher food and veterinary costs than a small cat. A bird can live 20 to 80 years and will accumulate significant costs over that time. A freshwater fish setup has higher initial cost but lower weekly expenses. Being clear on both layers before adopting prevents a situation where the pet’s needs outpace what’s comfortable.

4. How long are you prepared to commit?

A small dog or cat may share your life for 15 to 20 years. A tortoise could outlive you. Even a hamster is a two to three year commitment that involves daily care. The length of a commitment doesn’t make one animal better than another, but it does need to match where you expect to be in your life for that span. Thinking through major life changes that could be on the horizon, moves, job changes, family changes, is worth doing before you bring an animal home.

5. Who else is involved?

Other pets, children, and household members all affect the right choice. A new dog in a home with a territorial cat needs a different introduction plan than a dog-only household. A bird in a home with a toddler needs more careful management. Allergies in household members can eliminate entire species from consideration. Getting everyone who shares your home genuinely on board before adopting, not just willing to accept it, matters for how the animal is treated every day going forward.

What different species actually require: a realistic comparison

The honest picture of what different pets need is more varied than general impressions suggest.

Dogs

The highest daily time commitment of any common pet. Dogs need outdoor access, active play, training, and consistent social interaction. Puppies and young adults need more; senior dogs may need less. Separation anxiety is a real consideration for any household with long daily absences. The emotional return is enormous, and so is the responsibility. Bringing home a new dog: what you need to know.

Cats

More independent than dogs but not hands-off. Cats need daily interaction, environmental enrichment, clean litter boxes, and regular veterinary care. They adapt better to smaller spaces and longer daily absences, making them a reasonable choice for busier households. They can also live well into their teens, which is a longer commitment than many people anticipate. What do I need to take care of my new cat?.

Fish

The most common underestimation in pet keeping. A properly set up aquarium requires real investment upfront and consistent maintenance, including weekly water changes and water quality monitoring. A cycled tank before the fish arrive is essential and takes two to four weeks. The daily care is light once the system is running, but the setup phase requires genuine attention. What do I need to start my aquarium?.

Birds

Birds need daily social interaction, mental stimulation, and a diet beyond seed. Parrots and larger species can live for decades and require significant ongoing engagement or they develop behavioral problems. Smaller species like parakeets and cockatiels are more manageable for first-time bird owners. The lifespan consideration is particularly important with birds. What do you need for a pet bird?.

Small animals

Rabbits, guinea pigs, hamsters, and similar small pets each have distinct needs. Hamsters are nocturnal and better suited to watching than frequent handling. Guinea pigs are social and do better in same-sex pairs. Rabbits can be litter trained and free-roamed but need more space than people typically provide. All need daily care and, often more than people expect, regular veterinary attention. What kind of small pet should I get?.

Reptiles

Every reptile species has distinct habitat requirements that must be met before the animal arrives. Temperature gradients, UVB lighting, humidity, and appropriate substrate are not optional. Research your specific species thoroughly, and budget for both the setup and for a reptile-experienced veterinarian. A properly set up reptile habitat is genuinely rewarding to maintain, and the animals can be fascinating to observe and interact with. A set-up guide for reptile habitats.

Getting your home ready before you commit

One of the most practical things you can do before adopting is set up the habitat, supplies, and safety measures before the animal arrives, not after. This matters for every species:
  • Dogs and cats: Puppy-proof or kitten-proof the space, secure loose cords and toxic plants, have the crate or carrier, food and water bowls, and first-night supplies in place.
  • Fish: The tank must be fully cycled before fish are introduced. Starting the tank two to four weeks before you adopt is essential, not a nice-to-have.
  • Reptiles: The habitat must be at stable temperature before the animal arrives. Reptiles arriving to a cold or improperly set up enclosure are at immediate risk.
  • All species: Have your veterinarian or exotic vet identified and an appointment scheduled for within the first two weeks. A new-pet wellness exam is appropriate for every animal, including fish, reptiles, and small animals.
PetSmart carries starter kits, habitat essentials, and new-pet supplies for every species. Shop by species in the PetSmart pet shop to see what’s available for the type of pet you’re considering.

The adoption process

In-store adoption events at PetSmart partner with local shelters and rescue organizations to bring adoptable pets to families in their communities. The animals available, adoption fees, and paperwork are managed by the rescue partner. Adoption coordinators can answer questions about a specific animal’s history, temperament, and any known health or behavior notes.
Take your time with this part. Spend time with the animal before committing. Ask about their background. A dog surrendered by a family is a different situation than a stray, and understanding the history helps you set realistic expectations for the adjustment period. Some rescues require a home visit or application review, which exists to confirm the match is right for the animal, not to make adoption difficult.
Since 1994, PetSmart Charities has helped more than 11 million pets find homes. Every thoughtful adoption through PetSmart contributes to that ongoing mission.

Your adoption readiness checklist

  • Honest assessment of daily time available for pet care
  • Rental lease reviewed for pet restrictions and any required landlord approval
  • Upfront and monthly budget mapped out for the species you’re considering
  • Life changes over the next several years considered against the pet’s lifespan
  • All household members on board and aware of their role in daily care
  • Habitat or living space appropriate for the species selected and set up in advance
  • Initial supplies purchased before the adoption
  • Veterinarian or exotic vet identified before bringing the pet home
  • Plan for the pet during travel, vacations, or extended absences

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