This is the complete list of birds seen during June, not all by Challengers:
Black-bellied Whistling-Duck
Fulvous Whistling-Duck
Muscovy Duck
Wood Duck
Blue-winged Teal
Mallard
Mottled Duck
Northern Bobwhite
Wild Turkey
Pied-billed Grebe
Rock Pigeon
Eurasian Collared-Dove
Common Ground Dove
White-winged Dove
Mourning Dove
Yellow-billed Cuckoo
Common Nighthawk
Chuck-will’s-widow
Chimney Swift
Ruby-throated Hummingbird
King Rail
Purple Gallinule
Common Gallinule
American Coot
Limpkin
Sandhill Crane
Black-necked Stilt
Killdeer
Semipalmated Sandpiper
Spotted Sandpiper
Laughing Gull
Royal Tern
Wood Stork
Double-crested Cormorant
Anhinga
American White Pelican
Brown Pelican
Least Bittern
Great Blue Heron
Great Egret
Snowy Egret
Little Blue Heron
Tricolored Heron
Cattle Egret
Green Heron
Black-crowned Night-Heron
Yellow-crowned Night-Heron
White Ibis
Glossy Ibis
Roseate Spoonbill
Black Vulture
Turkey Vulture
Osprey
Swallow-tailed Kite
Cooper’s Hawk
Bald Eagle
Mississippi Kite
Snail Kite
Red-shouldered Hawk
Short-tailed Hawk
Red-tailed Hawk
Barn Owl
Eastern Screech-Owl
Great Horned Owl
Burrowing Owl
Barred Owl
Belted Kingfisher
Red-headed Woodpecker
Red-bellied Woodpecker
Downy Woodpecker
Northern Flicker
Pileated Woodpecker
American Kestrel
Great Crested Flycatcher
Eastern Kingbird
Eastern Wood-Pewee
Acadian Flycatcher
Loggerhead Shrike
White-eyed Vireo
Yellow-throated Vireo
Red-eyed Vireo
Blue Jay
American Crow
Fish Crow
Bank Swallow
Tree Swallow
Northern Rough-winged Swallow
Purple Martin
Barn Swallow
Carolina Chickadee
Tufted Titmouse
Brown-headed Nuthatch
Carolina Wren
Blue-gray Gnatcatcher
Eastern Bluebird
American Robin
Gray Catbird
Brown Thrasher
Northern Mockingbird
European Starling
House Sparrow
House Finch
American Goldfinch
Bachman’s Sparrow
Eastern Towhee
Eastern Meadowlark
Orchard Oriole
Red-winged Blackbird
Brown-headed Cowbird
Common Grackle
Boat-tailed Grackle
Prothonotary Warbler
Common Yellowthroat
Hooded Warbler
Northern Parula
Pine Warbler
Yellow-throated Warbler
Summer Tanager
Northern Cardinal
Blue Grosbeak
Indigo Bunting