The dog's advantages

Inherent instincts
The dog as a biological sensor has many known natural attributes, unparalleled by any type of technology. The dog's superior senses of hearing and smelling, combined with its alertness and basic territorial instincts - allow it to identify potential intruders and warn of their presence, even in severe weather and vision conditions. When threatened, the dog produces instinctive alarm barks in order to warn other pack members of imminent danger.

Advantages
• Acute sense of smell - ability to pick up a scent is some 1000 times stronger than a human being's.
• Excellent hearing - ability to detect sounds is 17 times stronger than a human being's.
• High alertness at night.
• Perceives an intruder from a distance - before the actual break-in occurs.
• Effective in all weather.
• Provides deterrence, hindrance, and an early warning of potential intruders' presence.