Wilco 100046603 Ground Squirrel Bait Station Wilco Ground Squirrel Bait Station This durable high grade green plastic bait station is used with ground squirrel bait where there would be ground squirrel activity It is 3 inch and has a child resistant closure lid for easy filling to keep from children pets and non target animals, and also keeps bait fresh Place near ground squirrel activity 30 to 40 feet apart if more than one is necessary