Those dogs are small and full of charm. They are fully capable of competing in dog sports such as agility and obedience. They are among top 10 watchdogs recommended by experts. They do not need much exercise, they just love to be with people. They are world’s smallest dogs, but also are likely to have world’s biggest personality.
They just love to follow their people in the house and ride along. They love everyone and it is unusual for them to form a close bond with a single person. Chihuahuas are intelligent and fast-learners. They compete in agility and obedience with as much enthusiasm as larger dogs. While training them, is enough to use food as a reward, because they will not respond to harsh treatment.
They are curious and bold explorers. They are long-living dogs. If they are cared about properly, they can live up to 18 years. When they are not socialized when young, than they can be unfriendly towards other dogs. This may be a problem, especially when they met a larger dog, because they do not back down for other dogs. They are happy as companions, but they also need 20 to 30 minutes of exercise daily.