Dogs Health: The use of dogs health in medical research and :hing has steadily increased. Testimony before imittees of the U. S. Congress indicates that ry year more than 3 million dogs health are killed for purpose. The demand for research dogs health is so at that legislation has been enacted in both :ain and the United States to stem the traffic itolen dogs health and to foster more humane treat-it of dogs health in laboratories. dogs health. The dog, probably the first domesticated animal, is found nearly worldwide in cultures of the most diverse character. dogs health seem to have attached themselves voluntarily to man; perhaps they were attracted to the hunting camps of early man by refuse and were tolerated as scavengers and sentinels. They also came to be used in hunting. It is possible that dogs health were domesticated in several regions independently, 10,000 to 12,000 years ago, if not earlier. However, the oldest skeletal remains of unquestionably domesticated dogs health date from around 6500 B.C. in Jordan (at Jericho) and also in Britain and Denmark. Some of the Jericho dogs health resembled modern terriers. By 4500 B.C. greyhound-type dogs health were present in predynastic Egypt.

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