*sleeping time * The dog (Canis lupus familiaris) is a mammal from the family Canidae. It has been domesticated by humans for a long time. It was the first animal ever to be domesticated. Dogs are used by humans for many different things, for work and as pets. They are a popular pet because they are usually playful, friendly, and listen to humans. Thirty million dogs in the United States are registered as pets. Dogs eat both meat and vegetables, often mixed together and sold in stores as dog food. Dogs often have jobs, including as police dogs, army dogs, seeing eye dogs, fire dogs, messenger dogs, hunting dogs and sheepdogs. They are sometimes called canines from the Latin word for dog - canis. Sometimes people also use dog to describe other canids, such as wolves. A baby dog is called a pup or puppy. A dog is called a puppy until it is about one year old. Dogs are sometimes referred to as mans best friend because they are kept as domestic pets and are usually loyal and like being around humans. Appearance and behaviour Dogs can smell and hear very well, but cannot see well in color, or they are color blind. Dogs have four legs and make a bark, woof, or arf sound. Dogs often chase cats, and most dogs will fetch a ball or stick. Dogs usually live about 10 years or more. The size and the breed of the dog may change how long the dog lives. Smaller dog breeds usually live longer. Like wolves, wild dogs travel in groups called packs. Packs of dogs are ordered by rank, and dogs with low rank will submit to other dogs with higher rank. The highest ranked dog is called the alpha male. A dog in a group helps and cares for others. Domesticated dogs often view their owner as the alpha male. Origin of dogs All dogs are descended from wolves,which of the wolves come from are the dire wolves. Theyre wolves, but dire. Which has happened due to domestication and artificial selection. This is known because DNA genome analysis has been done to discover...
Posted on: Thu, 30 Oct 2014 10:16:24 +0000
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