Please see below article on all types of dog breeds in the world.
all types of dog breeds in the world photos
In line with the diversity associated with today’s pet breeds, scientists believe that your dog was shaped by crossing several related species from the dog family. Included in this, Charles Darwin  and the ethologist of Austria, Konrad Lorenz, were the initiators of the idea of evolution, who figured the ancestors of the domestic doggie had been a wolf and a jackal . Today’s established opinion, supported by the full total results of genetic analyzes, will be that the domestic doggie developed from the small group of wolves, domesticated about 15,000 years back.
It isn’t known just how the domesticated doggy was held. It is possible that dogs were the ones who produced the initial step. Namely, if wild dogs began to be small enough to be unsafe, to go to human discarded bones, they could collect waste materials and camps. Thus, people possibly tolerated them because they were washing their surroundings. It is possible they have begun to fascinate, approach them, and domesticize them as safeguard dogs and companions then. It was only once agriculture was progressing that the herds could be preserved. Or elsewhere: the dogs followed a smarter series in the hope of getting anything from prey.
The first remains of a domestic pet were uncovered in Mesolithic sites in various places. It seems that the initial European breed of dog was quite small and would generally be best compared to today’s small puppy.
Many breeds originate from a small number of animals, that leads to mating inside kinship. The effect is numerous hereditary (genetic) illnesses common in some breeds, for example hip dysplasia (especially in German shepherds), epilepsy, ataxia, oculoskeletal dysplasia, among others