Grasshopper Sparrow (Ammodramus savannarum), listed as Special Concern, prefers prairies, retired cropland, unmowed highway rights-of-way, pastures (Kentucky bluegrass and Timothy), shrub-carr wetlands, northern sedge meadows, and managed grasslands maintained for duck production. This bird will nest in areas of 5-25cm height-density that has bare patches and a diverse structure with stiff forbs for song perches. The recommended avoidance period is May 10 - August 10.