families

The simplest approach to outline a breed is to say it always “breeds true.” That is, breeding a purebred Irish Setter to a different purebred Irish Setter will at all times produce canine immediately recognizable as Irish Setters. No matter what their origins, all canids have certain widespread traits. The females have mammary glands, and they suckle their offspring. The early breeds had erect ears and pointed or wedge-shaped muzzles, just like the northern breeds common today. Most of the carnivores have similar dental buildings, which is a technique paleontologists have been able to identify them. They develop two units…