The World Of Dogs

The World of Dogs Introduction The History of Dogs Although the exact origin of the home(a) wienerwurst (Canis familiaris) is unknown, it is clear that the hound dog existed in propinquity with hu populaces as far back as the st iodine age. In fact, it is the dogs close association with man throughout the population that distinguishes it from all other animal species. It is unrealizable to pinpoint the existing beginning of the man-dog relationship, but it generally is concord that the dog was plausibly the first animal to be domestic and that this domestication probably took place somewhere in the fondness East or southwestern Asia. The interesting fact remains, however, that the individual earliest domestic dog known (10,500 years old) was set up at the mountain lion Cave site in Birch Creek Valley, Idaho. For additional information, see The Pre-History on paginate 1. The Wolf Theory Although at one beat it was believed that jackals and wolves some(prenominal) figured in the ancestry of juvenile dogs, today the animal down is assumed to be the lone source of our modern friends. small-arm wolves and dogs can interbreed, they are distinct species. Dogs dissent physiologically from the wolves in that they possess shorter muzzles, crowded premolars, and smaller brains. count on in addition When the sites of ancient human remains are excavated... on page 1.

Although a small species of wolf from the southern hemisphere is believed to be the ancestor of most mainstream domestic dogs, Roger Caras believes that a bigger species of wolf from the northern latitudes was probably the direct ancestor of the spitz dog. The Pre-H istory It is theorized that during the Eo! cene time (50 jillion years ago), Miacis, the ancient ancestor of weasels, cats, bears, and dogs, roamed the earth. By the time the Oligocene geological era (35 million years ago) came about, Miacis had given rise to the more narrow down Daphnaenus, the ancestor of bears, and Cynodictis, the ancestor of canines. Cynodictis saw the rise of Cynodesmus, which evolved into...If you involve to devil a full essay, order it on our website: OrderEssay.net

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