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Species                      Predominant         Population       % of total
                              habitat*            estimate        population

Western Meadowlark             NG, WM             302,500            10.2

Common Grackle                   R                251,000             8.5

Grasshopper Sparrow              NG               248,500             8.4

House Sparrow                    R                214,500             7.3

Mourning Dove                    LF               180,000             6.1

Brown-headed Cowbird             S                175,500             6.0

Red-winged Blackbird            NBW               148,000             5.0

American Robin                   S                120,000             4.1

Lark Bunting                     W                103,500             3.5

Western Kingbird                 S                 98,500             3.3

Chimney Swift                    R                 95,000             3.2

Horned Lark                      NG                87,500             3.0

Starling                         R                 85,000             2.9

Dickcissel                       A                 69,500             2.3

Eastern Kingbird                 S                 65,000             2.2

Barn Swallow                    RCI                60,500             2.0

Northern Oriole                  S                 56,000             1.9

Lark Sparrow                     NG                51,000             1.7

Common Flicker                   S                 47,000             1.6

House Wren                       S                 45,500             1.5

Bobolink                         WM                43,500             1.5

Upland Sandpiper                 WM                31,500             1.1

Red-headed Woodpecker            S                 29,000             1.0

Brown Thrasher                   S                 26,000             0.9

Orchard Oriole                   S                 25,000             0.8

Cliff Swallow                   RCI                20,000             0.7

Killdeer                        RCI                19,500             0.7

Yellow Warbler                   S                 19,000             0.6

American Goldfinch              RCI                19,000             0.6

Ring-necked Pheasant             WM                16,500             0.5

Common Yellowthroat             RCI                16,500             0.5

Common Nighthawk                 NG                14,500             0.5

Bobwhite                         LF                10,500             0.3

Blue Jay                         LF                 7,000             0.2

*Predominant habitats include native grassland (NG), wet meadow (WM),
lowland forest (LF), shelterbelt (S), river channel island (RCI), alfalfa
field (A), wheat field (W), residential (R), and natural basin wetland(NBW).