According to www.dogbreedinfo.com, the Beagle is one of the most popular scent hounds because of his energy, willingness, and merry, sweet disposition. The breed probably originated as a cross between the Harrier and other hounds in England. The Beagle has been used in packs, alone, and in pairs, for hunting hare, pheasant and quail. He has also served as an excellent narcotics detection dog and makes a fine family companion. The Beagle is a gentle, sweet, lively and curious dog that just loves everyone! A happy little tail-wagger! Sociable, brave and intelligent. Calm and loving. Excellent with children and generally good with other dogs, but should not be trusted with non-canine pets, unless they are socialized with cats and other household animals when they are young. Beagles have minds of their own. They are determined and watchful and require patient, firm training. This breed doesn't like being left alone. Consider buying two if you will be gone a lot. A Beagle has a loud baying cry that was a delight to hunting horsemen, but can be disturbing to family and neighbors. Beagles have a tendency to follow their own noses. They may take off on their own exploration if let off their leash in an unfenced area. Energetic and possessing great stamina, the Beagle needs plenty of exercise, but a yard of reasonable size will take care of most of its requirements. A brisk daily walk will cover the rest. Always use a lead when walking this breed or you will be running the risk of it disappearing in search of wild game. They have a life expectancy of about 12-15 years.