The Bird Gard™ Pro Plus will get rid of birds such as starlings, seagulls and crows from multiple buildings and up to an area of 3 acres. Bird Gard™ Surprisingly Inexpensive For EFFECTIVE Control Of: Crows, Rooks, Ravens, and Jackdaws Starlings Pigeons Seagulls / Gulls Sparrows Swallows and House Martins And many more Choosing the right Bird Gard depends...