Training an adult dog: can a second-generation dog be taught new skills?

Popular wisdom says that you can't teach an old dog new tricks, but modern animal behavior science proves the opposite. How do you create a trusting bond with a second-generation dog and teach it how to walk calmly on a leash and learn everyday habits?
Training an adult dog: can a second-generation dog be taught new skills?
Olga Lioncat
Loom24
Loom24
by Grete Isabel Huik
03.11.2026

Translated from Estonian

Understanding past experience and adaptation time

When adopting an adult dog, it is important to consider that the animal has developed its own habits. When arriving at a new home, the rule of threes applies – during the first three days, the dog is insecure and scared, within three weeks it begins to get used to the new routine, and only after three months does the dog's true character and self-confidence begin to manifest.

Before teaching new commands, you need to make sure that the dog feels safe in the new environment. When the dog feels comfortable, its brain is more receptive to new knowledge. Retraining previous bad habits is never done through punishment, but by replacing the desired behavior and rewarding the correct action.

Teaching to walk on a loose leash

Many adult dogs are used to walking on a tight leash, sometimes even dragging their owner along. The most effective way to make leash pulling a thing of the past is for the owner to stop. As soon as the leash becomes tight, the owner stops and does not move forward until the dog loosens the leash or looks at the owner.

When the dog takes a step back, praise always follows and the dog continues to move. The dog makes a connection – a tight leash means stopping the movement, while walking on a loose leash allows you to move forward and get a treat from the owner. It is also worth preferring ergonomic harnesses over collars, which are safe for the dog and make training more comfortable for the animal.

Manners and basic commands in everyday life

When teaching daily habits, consistency across the family is key. If one family member allows the dog to go on the couch or bed, for example, but another does not, it creates confusion for the animal and prolongs the learning process.

Basic commands such as "sit", "down" or "come" are most easily learned by directing with a treat. While in the case of puppies, training sessions are carried out for a few minutes, primarily due to their short attention span, in the case of adult dogs it is worth keeping the sessions to about five to ten minutes. This prevents mental overload and ensures that the dog's learning motivation remains high. Every successful performance should receive immediate positive feedback, either with a treat, lots of praise or a favorite toy.

Practicing attention-getting and reinforcing commands in the outdoor environment

A common concern is that a dog may listen well at home, but outside, new smells, other animals, and sounds make it difficult to get their attention. Dogs do not automatically associate what they have learned with different environments, which means that commands need to be practiced consistently, even in places with distractions.

Training begins calmly, for example in the home garden or a quiet yard, and from there, step by step, moves to roads and dog parks, where people usually walk or exercise. When training outdoors, the reward value must be significantly higher than at home - instead of dry snacks, it is worth using especially tasty and fragrant wet snacks or meat, which can compete for attention with distractions outside. If the dog is too stimulated by the environment and cannot focus on the owner, it is necessary to move a little further away from the distraction until the dog can find contact with the owner again.

From sources

The article is based on research into canine cognition by the Animal Behaviour, Cognition and Welfare Research Group in the Faculty of Science at the University of Lincoln and the Messerli Research Institute at the University of Veterinary Medicine in Vienna.

You may also like

How to choose cat litter?
Loom24

How to choose cat litter?

Litter box bedding is one of the most important decisions when it comes to ensuring your cat's well-being and home cleanliness. But how do you find a material from a variety of solutions that takes into account the cat's preferences, the owner's ease of care, and affordability, while also saving the environment?
31.10.2026
How to support a rabbit's digestion and prevent hairballs?
Loom24

How to support a rabbit's digestion and prevent hairballs?

Rabbits are very clean animals that groom their fur like cats. However, unlike cats, rabbits do not have the ability to vomit, so all the hair swallowed during licking must pass through a complex digestive system. How do rabbits develop dangerous hairballs, and how can humans support their pet's digestion?
29.10.2026
Four-legged colleague: what impact do animals have on the work and school environment?
Loom24

Four-legged colleague: what impact do animals have on the work and school environment?

Incorporating pets into everyday work and learning environments is becoming a common part of many organizations and schools. How does the presence of dogs in workplaces and schools affect people's well-being?
27.10.2026
How to recognize dental problems in a cat and keep its gums healthy?
Loom24

How to recognize dental problems in a cat and keep its gums healthy?

Cats often suffer from oral and dental diseases, the symptoms of which can easily go unnoticed in the early stages. How can you detect problems with your cat's teeth and gums in a timely manner and what care methods will ensure a pain-free life for your pet?
24.10.2026
How can you make sure that the puppy you buy from a breeder is truly purebred?
Loom24

How can you make sure that the puppy you buy from a breeder is truly purebred?

When buying a pedigree dog, a breed certificate, in other words, pedigree papers, is the only official confirmation that the puppy truly belongs to a specific breed and that its ancestors' lineage has been verified. In Estonia and the Baltics, dog owners and breeders most often encounter the abbreviations EKL and FCI, but there are also alternative organizations on the landscape. What conditions must be met to issue a genuine breed certificate, and how do alternative associations differ?
21.10.2026
Moving from a pet's perspective: how to manage cat stress when moving
Loom24

Moving from a pet's perspective: how to manage cat stress when moving

Any change of residence, even if the family composition remains the same, poses a challenge for pets. The familiar environment, smells, and daily routines change. How to plan a move in such a way as to minimize anxiety for cats and dogs and ensure a smooth adaptation to the new residence?
20.10.2026
A parrot needs more than a cage: the needs and routine of an exotic bird
Loom24

A parrot needs more than a cage: the needs and routine of an exotic bird

Parrots are intelligent and gregarious birds, and keeping them at home requires knowledge of their natural behavioral biology. What conditions, social network, feeding routine, and mental stimulation ensure a long life and mental well-being for a parrot?
16.10.2026
Dog hot spot or wet dermatitis needs immediate attention
Loom24

Dog hot spot or wet dermatitis needs immediate attention

Hot spot, or acute wet dermatitis, is a rapidly developing, painful, and debilitating superficial skin inflammation in dogs, which is especially dangerous for dogs during humid and rainy seasons. How to avoid hot spots, recognize the first symptoms, and when should you definitely go to the vet?
14.10.2026
The most beautiful pedigree dogs are arriving in Tallinn again
Loom24

The most beautiful pedigree dogs are arriving in Tallinn again

This weekend you can spend three enjoyable days in Tallinn with dogs and discover your favorite among 240 different breeds. From October 16 to 18, the Estonian Kennel Club will organize three international dog shows at the EJL Football Hall.
12.10.2026
A cat expresses contentment and affection in a variety of body language
Loom24

A cat expresses contentment and affection in a variety of body language

Scientists who study cat behavior confirm that a cat's contentment is expressed in a special posture, tail movements, blinking, and daily routines. What signs confirm that a cat feels safe and happy in your company?
10.10.2026
Turtles' extraordinary lifespan requires decades of dedication
Loom24

Turtles' extraordinary lifespan requires decades of dedication

Unlike most pets, properly cared for turtles can live as long as or longer than a human lifespan, making them a multi-generational liability. Turtles' slow metabolism and unique anatomy allow them to live to a very old age, but these same characteristics make them very vulnerable to environmental conditions.
07.10.2026
Biological break-in of an aquarium requires the nitrogen cycle to be fully activated before adding fish.
Loom24

Biological break-in of an aquarium requires the nitrogen cycle to be fully activated before adding fish.

The ecosystem of a new aquarium initially lacks beneficial bacteria that break down organic waste, so premature stocking of fish can cause a life-threatening ammonia explosion. During the break-in period, microflora is grown in the filter and bottom soil, which converts toxic excreta into compounds that are safe for the fish.
05.10.2026
The proportion of dog treats should be a maximum of one tenth of the daily food allowance.
Loom24

The proportion of dog treats should be a maximum of one tenth of the daily food allowance.

Rewarding your dog is a natural way for an owner to show their care, but improperly chosen or excessive treats can accelerate obesity in dogs and cause health concerns. To keep your pet in shape, you need to keep the amount of treats under control and prioritize safe foods.
02.10.2026
Rabbits living together or preventing conflicts and restoring relationships
Loom24

Rabbits living together or preventing conflicts and restoring relationships

In the wild, rabbits live in colonies, which means that domestic rabbits are also very social animals by nature. Pet welfare organizations and veterinarians conclude that a rabbit that lives with a companion rabbit has significantly lower stress levels than a rabbit that lives alone. However, you can't just put two rabbits in the same room or cage, as improper introduction can lead to serious fights and permanent injuries.
30.09.2026
Most infectious diseases and parasites in dogs are preventable
Loom24

Most infectious diseases and parasites in dogs are preventable

Every pet owner wants their pet to live a long and carefree life, but viruses, bacteria and parasites that spread in the wild can put this at risk. The World Small Animal Veterinary Association (WSAVA) and the European Committee for the Control of Parasites in Pets (ESCCAP) state in their guidelines that effective health protection requires two different approaches: vaccination provides reliable protection against certain serious infections, while regular drug-based control is required to prevent many parasites.
28.09.2026