One of the more popular large breeds of dog is the Rottweiler. This breed of dog has a very dominant stance and look towards it. Not only this, but because of their size they are not recommended for a first time dog or for someone who does not feel comfortable around or handling large dogs.
A lot of people say that the bigger the dog the more vicious they are likely to be. In some cases this can be true; however there are many large breeds of dogs that only seem to have a softer side to them.
Another of the large breeds of dog that is not that popular is the Bloodhound. This large breed of dog is not that popular because of the availability of them as they may take some time to find. Overall however, large dog breeds can be very friendly but also a very powerful breed.