{
    "facets": [ 
        {
            "field": "subject",
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                "birds--eggs": 112,
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                "downy woodpecker (dendrocopos pubescens)": 50,
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                "american goldfinch (spinus tristis)": 42,
                "northern harrier (circus hudsonius)": 42,
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                "blue-winged teal (anas discors)": 42,
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                "black-capped chickadee (poecile atricapillus)": 39,
                "rough-legged hawk (buteo lagopus)": 38,
                "purple martin (progne subis)": 38,
                "eastern phoebe (sayornis phoebe)": 37,
                "blue jay (cyanocitta cristata)": 37,
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                "hairy woodpecker (picoides villosus)": 35,
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                "rose-breasted grosbeak (pheucticus ludovicianus)": 33,
                "vesper sparrow (pooecetes gramineus)": 33,
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                "great crested flycatcher (myiarchus crinitus)": 32,
                "white-breasted nuthatch (sitta carolinensis)": 32,
                "northern pintail (anas acuta)": 31,
                "yellow warbler (setophaga petechia)": 31,
                "black tern (chlidonias niger)": 31,
                "american wigeon (anas americana)": 30,
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                "bird watchers": 30,
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                "red-eyed vireo (vireo olivaceus)": 30,
                "pectoral sandpiper (calidris melanotos)": 29,
                "warbling vireo (vireo gilvus)": 29,
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                "cooper's hawk (accipiter cooperii)": 29,
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                "belted kingfisher (megaceryle alcyon)": 28,
                "ruby-throated hummingbird (archilochus colubris)": 27,
                "red-headed woodpecker (melanerpes erythrocephalus)": 27,
                "northern shoveler (anas clypeata)": 27,
                "pied-billed grebe (podilymbus podiceps)": 27,
                "american redstart (setophaga ruticilla)": 26,
                "scarlet tanager (piranga olivacea)": 26,
                "spotted sandpiper (actitis macularius)": 26,
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                "ruby-crowned kinglet (regulus calendula)": 25,
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                "american coot (fulica americana)": 24,
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                "wilson's snipe (gallinago delicata)": 23,
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                "tufted titmouse (baeolophus bicolor)": 23,
                "common yellowthroat (geothlypis trichas)": 23,
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                "dickcissel (spiza americana)": 23,
                "eastern towhee (pipilo erythrophthalmus)": 23,
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                "lesser yellowlegs (tringa flavipes)": 22,
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                "eastern whip-poor-will (antrostomus vociferus)": 21,
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                "hudsonian godwit (limosa haemastica)": 14,
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                "eggs--incubation": 14,
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                "blue-headed vireo (vireo solitarius)": 11,
                "franklin's gull (leucophaeus pipixcan)": 11,
                "forster's tern (sterna forsteri)": 11,
                "greater prairie-chicken (tympanuchus cupido)": 11,
                "american white pelican (pelecanus erythrorhynchos)": 11,
                "white-crowned sparrow (zonotrichia leucophrys)": 11,
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                "snow goose (chen caerulescens)": 10,
                "lesser scaup (aythya affinis)": 10,
                "semipalmated plover (charadrius semipalmatus)": 10,
                "swallows (hirundinidae)": 10,
                "sharp-shinned hawk (accipiter striatus)": 10,
                "blackpoll warbler (setophaga striata)": 10,
                "grasshopper sparrow (ammodramus savannarum)": 10,
                "clay-colored sparrow (spizella pallida)": 10,
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                "photography of birds": 10,
                "nashville warbler (leiothlypis ruficapilla)": 9,
                "osprey (pandion haliaetus)": 9,
                "canada goose (branta canadensis)": 9,
                "gray-cheeked thrush (catharus minimus)": 9,
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                "blackbirds, orioles, meadowlarks, and allies (icteridae)": 9,
                "thrushes (turdidae)": 9,
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                "black-throated green warbler (setophaga virens)": 8,
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                "carolina wren (thryothorus ludovicianus)": 8,
                "yellow-billed cuckoo (coccyzus americanus)": 8,
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                "ornithology--methodology": 5,
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                "zoological specimens": 5,
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                "cape may warbler (setophaga tigrina)": 3,
                "wildlife conservationists": 3,
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                "bay-breasted warbler (setophaga castanea)": 3,
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                "long-billed curlew (numenius americanus)": 3,
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                "snow bunting (plectrophenax nivalis)": 3,
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                "pileated woodpecker (dryocopus pileatus)": 3,
                "shore-birds, gulls, and auks (charadriiformes)": 3,
                "titmice (paridae)": 3,
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                "common merganser (mergus merganser)": 2,
                "bird banding": 2,
                "hooded merganser (lophodytes cucullatus)": 2,
                "sandhill crane (grus canadensis)": 2,
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                "automobile travel": 2,
                "common moorhen (gallinula chloropus)": 2,
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                "american pipit (anthus rubescens)": 2,
                "baird's sandpiper (calidris bairdii)": 2,
                "common loon (gavia immer)": 2,
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                "perching-birds and songbirds (passeriformes)": 2,
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                "swainson's hawk (buteo swainsoni)": 2,
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                "bird feeders": 1,
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                "yellow-bellied flycatcher (empidonax flaviventris)": 1,
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            }
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            "field": "personal_name_subject",
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