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Introducing a cat to other pets gradually can improve their chances of living together successfully. It’s much easier to manage a controlled introduction than to repair a damaged relationship, so do not be tempted to let your pets sort it out themselves. First impressions matter.
Cats and dogs are often portrayed as natural enemies, but they can actually get along well. In fact, it can be easier to introduce a cat to a dog than to introduce two cats. If the cat and dog have had previous positive experiences with animals from the other species, particularly when they were young, this may help.
Every cat and dog is different. Before beginning, consider:
It’s important that your dog has a good level of training and responds well to simple commands such as “sit”, “down” and “come”. They should also be able to remain calm.
During introductions, use training tasks to keep your dog’s attention. Reward calm, non-threatening behaviour with treats and praise. Commands such as “down” and “stay” may be useful.
Taking your dog for a vigorous walk before any face-to-face introduction with your cat may help them remain calm.
When introducing a new animal into the home, it's important to give them space to settle in.
For a new cat, create a safe room that your dog cannot enter. Ideally, this should be a spare room away from noisy appliances and busy areas of the home.
Your cat’s safe room should contain:
For a new dog, keep them in a separate, sectioned-off part of the house, away from the cat. Avoid restricting the dog to one room or any space that is too small, as this may cause frustration.
Scent swapping allows each animal to become familiar with the other’s smell before they meet. This can provide some familiarity when they eventually see each other face to face.
Allow the animals to see each other through a transparent barrier before they meet directly. This lets them see and begin to smell one another without being able to make physical contact.
You could use:
Have two people present, with one person responsible for each animal. This means you can respond quickly if either animal has an unwanted reaction.
Begin with a session lasting five minutes. If the dog becomes overly interested in the cat, use their training to redirect their attention and prevent frustration or fixation.
Repeat these sessions over several days. If both animals remain relaxed, increase the length of each interaction by about a minute at a time. It’s better to end a session early on a positive note than to continue until something goes wrong.
If either animal has a significant reaction, do not move on to the next stage. Contact your vet or seek support from an animal behaviourist.
Move on to a direct introduction only after completing the scent-swapping and transparent barrier steps of the process. Only move onto this stage when both animals can remain relaxed when they see each another.
The cat should have as much control over the situation as possible. Being able to move away, hide or reach a safe high place can help them feel safer.
Do not put the cat in a carrier for the introduction. Many cats have negative associations with carriers, and being confined removes their ability to run away or hide, which may make them feel more stressed.
Allow the animals to approach each other in their own time. Observe them carefully and look for signs of stress, fear, excitement or fixation.
Avoid focusing your attention on the cat, as this may make the dog feel the cat is more important. Instead, do simple training activities with your dog and reward calm behaviour with praise and treats. Do not allow the dog to chase the cat if the cat runs away.
Keep the first interaction short. If both animals remain calm, reward them both with a treat to help them form a positive association with the experience.
Signs that the cat is relaxed include normal-sized pupils, ears facing forwards and a relaxed body posture.
A fearful dog may:
An overly interested, reactive or frustrated dog may:
Use your dog’s training to refocus their attention if they become overly interested or fixated.
Repeat brief introductions over several days. Gradually increase the length of the sessions while both animals remain calm.
Only remove the dog’s lead when you are confident that:
Never leave your cat and dog together unattended until you are completely sure they are happy and secure in each other’s company.
When both animals have access to the entire house, keep your cat’s food and litter tray out of your dog’s reach, so they can eat and toilet in peace.
Monitor both animals closely throughout every stage. If either animal has a significant reaction, do not continue to the next stage.
If you experience problems, seek help sooner rather than later. Contact your vet first to check for medical issues and then ask for a referral to a qualified cat behaviourist.