Just as human kids, kittens are born toothless. Soon at them milk teeth which, in turn, will be replaced after a while with constants grow.
Esthetics questions when choosing ammunition for dogs of large and serious breeds recede into the background. The strict collar (parfors) or a stranglehold becomes often effective option for training and correction of behavior of dogs. The stranglehold is also necessary for usual daily carrying at dogs which head already necks.