The following birds have been spotted at Bernheim:
Gavia immer - Common Loon
Podiceps auritus - Horned grebe
Podilymbus podiceps - Pied-billed grebe
Botaurus lentiginosus - American bittern
Ixobrychus exilis - Least Bittern
Ardea herodias - Great blue heron
Ardea alba - Great egret
Egretta caerulea - Little blue heron
Bubulcus ibis - Cattle egret
Butorides virescens - Green heron
Nycticorax nycticorax - Black-crowned night-heron
Cygnus columbianus - Tundra swan
Branta canadensis - Canada goose
Chen caerulescens - Snow goose
Aix sponsa - Wood duck
Anas platyrynchos - Mallard
Anas rubripes - American black duck
Anas strepera - Gadwall
Anas acuta - Northern pintail
Anas americana - American wigeon
Anas discors - Blue-winged Teal
Anas crecca - Green-winged teal
Aythya valisineria - Canvasback
Aythya americana - Redhead
Aythya collaris - Ring-necked duck
Aythya affinis - Lesser scaup
Bucephala clangula - Common goldeneye
Bucephala albeola - Bufflehead
Lophodytes cucullatus - Hooded merganser
Mergus merganser - Common merganser
Oxyura jamaicensis - Ruddy duck
Cathartes aura - Turkey vulture
Coragyps atratus - Black vulture
Circus cyaneus - Northern harrier
Accipter striatus - Sharp-shinned hawk
Buteo lineatus - Red-shouldered hawk
Buteo platypterus - Broad-winged hawk
Buteo jamaicensis - Red-tailed hawk
Buteo lagopus - Rough-legged hawk
Aquila chrysaetos - Golden eagle
Haliaeetus leucocephalus - Bald eagle
Pandion haliaetus - Osprey
Falco sparverius - American kestrel
Colinus virginianus - Northern bobwhite
Bonasa umbellus - Ruffed grouse
Meleagris gallopavo - Wild turkey
Gallinula chloropus - Common moorhen
Fulica americana - American coot
Rallus elegans - King rail
Rallus limicola - Virginia rail
Porzana carolina - Sora
Grus canadensis - Sandhill crane
Charadrius semipalmatus - Semipalmated plover
Charadrius vociferus - Killdeer
Tringa melanoleuca - Greater yellowlegs
Tringa flavipes - Lesser yellowlegs
Tringa solitaria - Solitary sandpiper
Tringa erythropus - Spotted sandpiper
Calidris pusilla - Semipalmated sandpiper
Calidris minutilla - Least sandpiper
Calidris melanotos - Pectoral sandpiper
Scolopax minor - American woodcock
Gallinago gallinago - Common snipe
Larus delawarensis - Ring-billed gull
Sterna foresteri - Forester’s tern
Chlidonias niger - Black tern
Zenaida macroura - Mourning dove
Columba livia - Rock dove
Coccyzus americanus - Yellow-billed cuckoo
Coccyzus erythropthalmus - Black-billed cuckoo
Tyto alba - Barn-owl
Asio flammerus - Short-eared owl
Bubo virginanus - Great horned owl
Strix varia - Barred owl
Otus asio - Eastern screech-owl
Caprimulgus carolinensis - Chuck-wills-widow
Caprimulgus vociferus - Whip-poor-will
Chordeiles minor - Common nighthawk
Chaetura pelagica - Chimney swift
Archilochus colubris - Ruby-throated hummingbird
Ceryle alcyon - Belted kingfisher
Melanerpes erythrocephalus - Red-headed woodpecker
Melanerpes carolinus - Red-bellied woodpecker
Sphyrapicus varius - Yellow-bellied sapsucker
Picoides pubescens - Downy woodpecker
Picoides villosus - Hairy woodpecker
Colaptes auratus - Northern flicker
Dryocopus pileatus - Pileated woodpecker
Contopus cooperi - Olive-sided flycatcher
Contopus virens - Eastern wood-pewee
Empidonax falviventris - Yellow-bellied flycatcher
Empidonax virescens - Acadian flycatcher
Empidonax traillii - Willow flycatcher
Empidonax minimus - Least flycatcher
Sayornis phoebe - Eastern phoebe
Myiarchus crinitus - Great crested flycatcher
Tyrannus tyrannus - Eastern kingbird
Lanius ludovicianus - Loggerhead shrike
Vireo olivaceus - Red-eyed vireo
Vireo gilvus - Warbling vireo
Vireo philadelphicus - Philadelphia vireo
Vireo griseus - White-eyed vireo
Vireo flavifrons - Yellow-throated vireo
Vireo solitarius - Blue-headed vireo
Cyanocitta cristata - Blue jay
Corvus brachyrhynchos - American crow
Eremophila alpestris - Horned lark
Progne subis - Purple martin
Stelgidopteryx serripennis - Northern rough-winged swallow
Riparia riparia - Bank swallow
Tachycineta bicolor - Tree swallow
Petrochelidon pyrrhonota - Cliff swallow
Hirundo rustica - Barn swallow
Baeolophus bicolor - Tufted titmouse
Poecile carolinensis - Carolina chickadee
Sitta canadensis - Red-breasted nuthatch
Sitta carolinensis - White-breasted nuthatch
Certhia americana - Brown creeper
Thryothorus ludovicianus - Carolina wren
Thryothorus berwickii - Bewick’s wren
Troglodytes aedon - House wren
Troglodytes troglodytes - Winter wren
Cistothorus platensis - Sedge wren
Cistothorus palustris - Marsh wren
Regulus satrapa - Golden-crowned kinglet
Regulus calendula - Ruby-crowned kinglet
Polioptila caerulea - Blue-gray gnatcatcher
Sialia sialis - Eastern bluebird
Turdus migratorius - American robin
Hylocichla mustelina - Wood thrush
Catharus fuscescens - Veery
Catharus ustulatus - Swainson’s thrush
Catharus minimus - Gray-cheeked thrush
Cartharus guttatus - Hermit thrush
Dumetella carolinensis - Gray catbird
Mimus polyglottos - Northern mockingbird
Toxostoma rufum - Brown thrasher
Sturnus vulgaris - European starling
Anthus rubescens - American pipit
Bombycilla cedorum - Cedar waxwing
Parula americana - Northern parula
Vermivora celata - Orange-crowned warbler
Vermivora pinus - Blue-winged warbler
Vermivora chrysoptera - Golden-winged warbler
Vermivora peregrina - Tennessee warbler
Vermivora ruficapilla - Nashville warbler
Dendroica petechia - Yellow warbler
Dendroica pensylvanica - Chestnut-sided warbler
Dendroica magnolia - Magnolia warbler
Dendroica tigrina - Cape May warbler
Dendroica caerulescens - Black throated blue warbler
Dendroica cerulea - Cerulean warbler
Dendroica fusca - Blackburnian warbler
Dendroica coronata - Yellow-rumped warbler
Dendroica virens - Black-throated green warbler
Dindroica discolor - Prairie warbler
Dendroica palmarum - Palm warbler
Dendroica pinus - Pine warbler
Dendroica striata - Blackpoll warbler
Dendroica castanea - Bay-breasted warbler
Dendroica dominica - Yellow-throated warbler
Helmitheros vermivora - Worm-eating warbler
Protonotaria citrea - Prothonotary warbler
Mniotilta varia - Black-and-white warbler
Setophaga ruticilla - American redstart
Sciurus aurocapillus - Overbird
Sciurus noveboracensis - Northern waterthrush
Sciurus motacilla - Louisiana waterthrush
Oporornis formosus - Kenturky warbler
Oporornis agilis - Connecticut warbler
Oporornis philadelphia - Mourning warbler
Geothlypis trichas - Common yellowthroat
Wilsonia pusilla - Wilson’s warbler
Wilsonia canadensis - Canada warbler
Wilsonia citrina - Hooded warbler
Icteria virens - Yellow-breasted chat
Piranga rubra - Summer tanager
Piranga olivacea - Scarlet tanager
Cardinalis cardinalis - Northern cardinal
Pheucticus ludovicianus - Rose-breasted grosbeak
Guiraca caerulea - Blue grosbeak
Passerina cyanea - Indigo bunting
Spiza americana - Dickcissel
Pipilo erythrophthalmus - Eastern Towhee
Spizella arborea - American tree sparrow
Spizella pusilla - Field sparrow
Spizella passerina - Chipping sparrow
Passerculus sandwichensis - Savannah sparrow
Pooecetes gramineus - Vesper sparrow
Zonotrichia albicollis - White-throated sparrow
Zonotrichia leucophrys - White-crowned sparrow
Passerella iliaca - Fox sparrow
Melospiza melodia - Song sparrow
Melospiza lincolnii - Lincoln’s sparrow
Melospiza geogiana - Swamp sparrow
Junco hyemalis - Dark-eyed junco
Sturnella magna - Eastern meadowlark
Dolichonyx orzivorus - Bobolink
Molothrus ater - Brown-headed cowbird
Agelaius phoeniceus - Red-winged blackbird
Euphagus carolinus - Rusty blackbird
Quiscalus quiscula - Common grackle
Icterus galbula - Baltimore oriole
Icterus spurius - Orchard oriole
Coccothraustes verpertinus - Evening grosbeak
Carpodacus purpureus - Purple finch
Carpodacus mexicanus - House finch
Loxia curvirostra - Red crossbill
Loxia leucoptera - White-winged crossbill
Carduelis pinus - Pine siskin
Carduelis tristis - American goldfinch
Passer domesticus - House sparrow