http://hubpages.com/t/13d730 The olden days have the scare crow. Scare crows were used to frighten the birds and keep them from eating the soon to be harvested farm crops, especially grains. However, there seems to be a problem here. Scare crows are limited for farms and for scaring the crows away. Since there have been drastic changes and evident changes in the society, it is not only the farm that people should keep. More so, it is not only the crow that people should keep away to have a bountiful harvest and be productive. Being productive itself is not anymore the appropriate term. Usually, it is not productivity that is the initial goal but simply moving away from chaos and maintaining aesthetics in the area. There are products being manufactured as animal repeller. These products are effective not only to drive away the crows but also to drive away even walking animals like stray dogs, feral cats, deer, rabbits and other animals. One effective product is Bird-X YG Yard Gard Ultrasonic Animal Repeller. This is a more humane alternative to chemicals. Chemicals are harmful both to human beings and to the environment as well. This is also better to use than traps. Bird-X YG Yard Gard Ultrasonic Animal Repeller is effective up to 4000 square feet. This product uses YardGard technology which is activated by an infrared motion sensor when a pest moves into its range. What happens after this is that sonic and ultrasonic sounds send them packing. This product has an AC cord and it can even use 4 C batteries. This is easy to mount on keyhole slots. This is also maintenance free and weather proof. Bird-X YG Yard Gard Ultrasonic Animal Repeller is just two pounds but the shipping weight is three pounds. It can be shipped only within the US. It has a continuous motion-sensor operation. The frequency of this product is also adjustable. It has both powerful sonic and ultrasonic sounds that depend on the pests. There is also weatherproof snap-on rain cover to protect the controls. From the original price of $125, ...
