Bulldogs The Bulldog, also known as the English Bulldog or British Bulldog, is a medium-sized dog breed. It is a muscular, hefty dog with a wrinkled face and a distinctive pushed-in nose. English bulldogs are not dangerous, rarely show aggression to other dogs, and animals and are kind to strangers. Veterinarians even say the English Bulldog is not scary and is less aggressive than many other dog breeds. Dont you this can be your favourite breeds?