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A newly hatched saltmarsh sparrow and eggs in nest Saltmarsh sparrow chick. Saltmarsh sparrows are non-territorial and have large overlapping home ranges. Male home ranges are twice as large as those of females and may span 50 hectares (120 acres). [22] Saltmarsh sparrows are promiscuous, and the majority of broods exhibit mixed parentage. [23]
Union Slough National Wildlife Refuge, located in Kossuth County, Iowa, was established in 1938 to provide a refuge and breeding ground for waterfowl and other migratory birds. The actual slough is all that remains of a pre-glacial riverbed, and its name is derived from the connection or "union" of two watersheds: the Blue Earth River of ...
In 1995, sharp-tailed sparrows were divided into two separate species: the Nelson's sharp-tailed sparrow (Ammodramus nelsoni) and the saltmarsh sharp-tailed sparrow (Ammodramus caudacutus). Saltmarsh sharp-tailed sparrows are found in salt marshes along the Atlantic coast from the Delmarva Peninsula north to southern Maine. Within the refuge ...
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Union Hills WPA in Cerro Gordo County is the largest in Iowa at over 2,000 acres (8.1 km 2). Spring Run, a large complex of State and Federal lands in Dickinson County, is the second largest WPA. Dugout Creek WPA in Dickinson County and Lower Morse Lake in Wright County are also among the larger restored tracts in the Iowa Wetland Management ...
DeSoto National Wildlife Refuge, created in 1958, is located along the banks of the Missouri River in the U.S. states of Iowa and Nebraska. The 8,362-acre (3,384 ha) refuge (46% in Iowa, 54% in Nebraska) preserves an area that would have been otherwise lost to cultivation.
The United States Fish and Wildlife Service (USFWS or FWS) is a U.S. federal government agency within the United States Department of the Interior which oversees the management of fish, wildlife, and natural habitats in the United States. The mission of the agency is "working with others to conserve, protect, and enhance fish, wildlife, plants ...
Sparrows are a form taxon composed of unrelated but similar-looking songbirds. They eat mostly small seed, usually live on the ground but also like to perch in shrubs, and usually have rather dull plumage colors.