Mason County

Sand Ridge State Forest

Sand Ridge is a large expanse (over 7,000 acres) of mixed oak woods, savanna and planted pines. The habitats offer exceptional birding year-round.

Breeding species include Pileated Woodpecker, Broad-winged Hawk, Barred Owl, Whip-poor-will, Wood Thrush, Orchard Oriole, White-eyed Vireo, Northern Mockingbird, Blue Grosbeak. Pine warbler has bred in the pines near the parking lot west

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Adams County - Brown County

Siloam Springs State Park

Siloam Springs State Park is home to three highly sought-after species in Illinois: Worm-eating Warbler, Bewick’s Wren, and Chuck-will’s-widow, though Bewick’s Wren has not been present since 2014. Worm-eating Warbler can be found in almost any of the ravines found throughout the park, but can be very easily found at the parking lot indicated (Red

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Alexander County

Mill Creek/County Line Road

Slowly driving this road in the early morning in late May or June can result in a bonanza of southern Illinois specialty warblers, especially Worm-eating Warbler. The north-facing slopes in the area indicated by the pin on the map is very reliable for this species.

Other species found along the 5-mile wooded stretch include Pine

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Johnson County

Wildcat Bluff - Little Black Slough

From the Wildcat Bluff parking area, you can access the same network of trails that leads to Boss Island and Heron Pond from Michael Wolf Memorial Wetland. The trail to the west goes steeply down the bluff to the Cache River, where there is a ford consisting of concrete stepping stones that lead across to

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Johnson County

Michael Wolf Memorial Wetland - Little Black Slough

Continue to the parking area at the end of Sunflower Lane (“Gate Across Road”). The three small ponds to the west of the parking lot are the best place to look for Anhinga in Illinois, especially the west-most pond. Anhingas have bred in an inaccessible portion of Little Black Slough for several years, but seem

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Cook County - Cook County Forest Preserves

Cap Sauers Holding Forest Preserve

Cap Sauers Holding is one of the larger wooded areas in the Palos Hills forest preserves of southwest Cook County. It is bordered by State Route 83 to the north, 104th Ave. in the east, McCarthy and Ford Roads to the south and private land to the west. It is primarily a hardwood forest, sometimes

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Knox County

Green Oaks Field Station

The premier location for breeding landbirds in Knox County, and an excellent birding location in general, is the Green Oaks Field Station. The Field Station is owned and managed by Knox College as an area for research, conservation, education and recreation, and is generally open only to members of the Knox community (students, alumni, staff

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Cook County - Cook County Forest Preserves

Swallow Cliffs South Parking Lot

The large pine trees around this parking lot has been a good place for Red Crossbill, White-winged Crossbill, Pine Siskin, Common Redpoll and Red-breasted Nuthatch in season. In the woods immediately to the east of the parking area, Summer Tanager has been a regular breeder. Along the Sag Valley Trail to the east, between where

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Carroll County

Mississippi Palisades State Park

Mississippi Palisades is well known for its concentration of breeding forest birds, especially warblers. At other seasons, almost anywhere in or around the park can be great birding, this entry is concerned with the breeding species that can be found primarily May–August.

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