Bird Finder

Top Birds at Mason Farm Biological Reserve in April
relative to other locations within 25 miles of Cary, NC, USA

based on 899 checklists

This page shows the probability of a species appearing on a checklist at Mason Farm Biological Reserve in April. The difference in probability relative to other nearby locations is also shown, to highlight which birds are particularly likely to be found (or not found) at this specific location. The chart shows how many distinct species have historically been observed at this location for each month of the year.

Back to the Top Birds list

Rank Info Pics Species Entire Region This Location Difference
1   Northern Cardinal 80.0% 88.1% 8.1%
2   Blue-gray Gnatcatcher 60.9% 85.3% 24.4%
3   White-throated Sparrow 55.3% 84.1% 28.8%
4   Tufted Titmouse 68.9% 83.0% 14.1%
5   Carolina Wren 70.0% 81.3% 11.3%
6   Carolina Chickadee 65.7% 75.9% 10.2%
7   Red-bellied Woodpecker 57.4% 75.4% 18.0%
8   Common Yellowthroat 30.7% 74.6% 43.9%
9   White-eyed Vireo 35.6% 72.0% 36.4%
10   Northern Parula 34.0% 70.3% 36.3%
11   American Crow 56.0% 66.6% 10.6%
12   Blue Jay 49.3% 65.3% 16.0%
13   Eastern Towhee 45.4% 62.1% 16.7%
14   Turkey Vulture 41.7% 62.0% 20.2%
15   Eastern Bluebird 48.0% 59.4% 11.4%
16   Yellow-rumped Warbler 45.9% 56.7% 10.8%
17   American Goldfinch 44.9% 53.9% 9.1%
18   Great Blue Heron 43.9% 53.4% 9.5%
19   Red-eyed Vireo 28.8% 48.6% 19.8%
20   Mourning Dove 46.1% 48.4% 2.3%
21   Downy Woodpecker 38.6% 48.2% 9.6%
22   Ruby-crowned Kinglet 32.1% 47.1% 15.0%
23   Red-shouldered Hawk 32.0% 43.0% 11.0%
24   American Robin 42.3% 42.3% 0.1%
25   Red-headed Woodpecker 12.6% 42.3% 29.7%
26   European Starling 20.1% 41.0% 21.0%
27   Brown-headed Cowbird 35.5% 40.2% 4.7%
28   Pine Warbler 43.5% 39.4% 4.2%
29   Ovenbird 17.8% 39.0% 21.3%
30   Pileated Woodpecker 18.8% 38.4% 19.6%
31   Swamp Sparrow 12.1% 37.0% 25.0%
32   American Redstart 7.2% 36.6% 29.4%
33   Barred Owl 7.2% 36.5% 29.3%
34   Chipping Sparrow 43.8% 35.9% 7.9%
35   Northern Mockingbird 27.9% 31.4% 3.4%
36   Prothonotary Warbler 11.0% 30.6% 19.6%
37   Canada Goose 49.9% 29.6% 20.3%
38   Field Sparrow 10.7% 29.4% 18.7%
39   Fish Crow 36.3% 28.9% 7.4%
40   Indigo Bunting 11.5% 28.8% 17.3%
41   Gray Catbird 18.3% 28.3% 10.0%
42   Summer Tanager 13.1% 27.3% 14.1%
43   Black Vulture 19.6% 25.7% 6.0%
44   Red-tailed Hawk 12.8% 24.6% 11.8%
45   Ruby-throated Hummingbird 7.9% 24.0% 16.1%
46   Common Grackle 27.3% 23.2% 4.0%
47   Great Crested Flycatcher 19.8% 22.7% 2.9%
48   Song Sparrow 22.6% 22.0% 0.6%
49   Brown Thrasher 20.7% 21.9% 1.2%
50   Red-winged Blackbird 26.1% 21.8% 4.3%
51   Yellow-throated Warbler 19.6% 21.8% 2.2%
52   Black-and-white Warbler 13.7% 21.6% 7.8%
53   White-breasted Nuthatch 22.4% 21.4% 1.1%
54   Palm Warbler 7.9% 20.4% 12.5%
55   Northern Flicker 13.5% 19.7% 6.2%
56   House Wren 9.9% 19.5% 9.6%
57   Northern Rough-winged Swallow 30.2% 18.9% 11.3%
58   Brown-headed Nuthatch 32.5% 17.8% 14.7%
59   Wood Duck 13.2% 16.7% 3.5%
60   Killdeer 16.4% 16.4% 0.0%
61   Mallard 30.8% 15.5% 15.3%
62   Eastern Phoebe 35.3% 14.7% 20.6%
63   Prairie Warbler 7.6% 14.2% 6.7%
64   Blue Grosbeak 8.3% 13.8% 5.5%
65   Belted Kingfisher 18.7% 12.1% 6.6%
66   Yellow-throated Vireo 5.3% 11.8% 6.5%
67   Hermit Thrush 8.0% 10.7% 2.7%
68   House Finch 26.6% 10.5% 16.1%
69   Hairy Woodpecker 9.0% 10.1% 1.1%
70   Hooded Warbler 9.0% 10.0% 1.0%
71   Black-throated Blue Warbler 6.0% 9.9% 3.9%
72   Scarlet Tanager 4.1% 9.5% 5.3%
73   Osprey 17.3% 8.8% 8.5%
74   Chimney Swift 13.9% 8.5% 5.5%
75   Blue-headed Vireo 4.1% 8.2% 4.1%
76   Wood Thrush 8.1% 8.0% 0.1%
77   Yellow-breasted Chat 2.5% 7.8% 5.3%
78   Solitary Sandpiper 5.4% 7.7% 2.3%
79   Northern Waterthrush 3.2% 7.6% 4.3%
80   Cedar Waxwing 6.1% 7.3% 1.2%
81   Green Heron 6.8% 6.9% 0.1%
82   Louisiana Waterthrush 10.5% 6.8% 3.7%
83   Eastern Kingbird 12.2% 6.6% 5.6%
84   Dark-eyed Junco 4.6% 6.0% 1.4%
85   Spotted Sandpiper 7.5% 4.7% 2.8%
86   Acadian Flycatcher 2.1% 4.6% 2.4%
87   Double-crested Cormorant 27.7% 4.3% 23.4%
88   Bald Eagle 12.4% 4.1% 8.3%
89   Wild Turkey 1.6% 4.1% 2.5%
90   Veery 1.3% 4.1% 2.9%
91   Barn Swallow 20.0% 4.0% 16.0%
92   Pine Siskin 3.8% 4.0% 0.2%
93   Worm-eating Warbler 2.2% 3.9% 1.7%
94   Blue-winged Warbler 1.0% 3.9% 2.9%
95   Yellow-billed Cuckoo 0.9% 3.9% 3.0%
96   Winter Wren 1.1% 3.8% 2.7%
97   Cooper's Hawk 3.9% 3.3% 0.6%
98   Orchard Oriole 6.8% 2.8% 4.0%
99   Great Egret 2.5% 2.7% 0.1%
100   Great Horned Owl 0.8% 2.4% 1.7%
101   Yellow Warbler 2.8% 2.3% 0.5%
102   Eastern Wood-Pewee 1.4% 2.3% 0.9%
103   Rose-breasted Grosbeak 1.4% 2.3% 1.0%
104   Yellow-bellied Sapsucker 1.3% 2.3% 1.0%
105   Rusty Blackbird 0.8% 2.2% 1.4%
106   Black-throated Green Warbler 0.5% 2.2% 1.7%
107   Tree Swallow 12.8% 1.7% 11.1%
108   Savannah Sparrow 4.5% 1.7% 2.8%
109   Red-breasted Nuthatch 1.0% 1.6% 0.6%
110   Swainson's Thrush 0.8% 1.6% 0.7%
111   Yellow-crowned Night-Heron 0.5% 1.6% 1.0%
112   Purple Martin 6.5% 1.3% 5.2%
113   Purple Finch 0.7% 1.3% 0.6%
114   Blue-winged Teal 2.3% 1.2% 1.1%
115   Golden-crowned Kinglet 0.8% 1.2% 0.4%
116   Sharp-shinned Hawk 1.1% 1.1% 0.0%
117   Broad-winged Hawk 0.9% 1.0% 0.1%
118   Rock Pigeon 5.8% 0.7% 5.1%
119   House Sparrow 2.4% 0.7% 1.7%
120   American Kestrel 1.1% 0.7% 0.4%
121   Cape May Warbler 0.4% 0.7% 0.3%
122   Orange-crowned Warbler 0.3% 0.7% 0.3%
123   American Bittern 1.0% 0.6% 0.5%
124   Vesper Sparrow 0.3% 0.6% 0.2%
125   Common Raven 0.3% 0.6% 0.2%
126   Chestnut-sided Warbler 0.1% 0.6% 0.4%
127   Hooded Merganser 2.3% 0.4% 1.9%
128   Lesser Yellowlegs 1.4% 0.4% 0.9%
129   Baltimore Oriole 0.7% 0.4% 0.2%
130   Magnolia Warbler 0.2% 0.4% 0.3%
131   Little Blue Heron 0.1% 0.4% 0.3%
132   Ring-billed Gull 7.6% 0.3% 7.3%
133   Wilson's Snipe 1.1% 0.3% 0.7%
134   White-crowned Sparrow 0.5% 0.3% 0.1%
135   Brown Creeper 0.4% 0.3% 0.0%
136   Merlin 0.3% 0.3% 0.1%
137   Northern Bobwhite 0.1% 0.3% 0.2%
138   Nashville Warbler 0.0% 0.3% 0.3%
139   Eastern Meadowlark 7.1% 0.2% 6.9%
140   Least Sandpiper 1.1% 0.2% 0.9%
141   Greater Yellowlegs 0.7% 0.2% 0.5%
142   Northern Harrier 0.7% 0.2% 0.5%
143   Eastern Whip-poor-will 0.5% 0.2% 0.2%
144   Blackburnian Warbler 0.2% 0.2% 0.0%
145   American Woodcock 0.1% 0.2% 0.1%
146   Gray-cheeked Thrush 0.0% 0.2% 0.2%
147   Pied-billed Grebe 2.5% 0.1% 2.4%
148   American Coot 1.1% 0.1% 0.9%
149   Sedge Wren 0.4% 0.1% 0.3%
150   Bank Swallow 0.3% 0.1% 0.2%
151   Horned Grebe 0.3% 0.1% 0.2%
152   Chuck-will's-widow 0.3% 0.1% 0.2%
153   Blackpoll Warbler 0.3% 0.1% 0.1%
154   Mississippi Kite 0.2% 0.1% 0.1%
155   Marsh Wren 0.2% 0.1% 0.1%
156   Eastern Screech-Owl 0.2% 0.1% 0.1%
157   American Black Duck 0.1% 0.1% 0.0%
158   Anhinga 0.1% 0.1% 0.0%
159   Fox Sparrow 0.1% 0.1% 0.1%
160   Tennessee Warbler 0.0% 0.1% 0.1%
161   Peregrine Falcon 0.0% 0.1% 0.1%