It’s generally accepted that smaller dogs bark more than larger ones. This is because smaller dogs are less intimidating to other animals and people, making them more prone to being attacked.
Chihuahuas typically have a high-pitched, yappy bark which makes them easy targets for both other animals and humans. This is part of the reason that they are among the most common breeds found in shelters. Chihuahuas also often bark aggressively at other dogs which causes many households not to adopt this breed due to its reputation as an aggressive guard dog…