Rare Birds in Wyoming
Our list for Wyoming has 47 rare birds recorded regularly there: 9 residents, 12 summer visitors, 1 winter visitor, 19 passage migrants and 6 scarce visitors
Most likely in October
GBIF · OctShare of all bird records in Wyoming in October, 2019–2024. Each month links to that month’s page.
All 47, most common first
Swamp SparrowMelospiza georgianaResidentRare12–15 cmRegularly Oct–Feb
SanderlingCalidris albaPassage migrantRare18–20 cmRegularly Apr–Oct
VeeryCatharus fuscescensSummer visitorRare16–19 cmRegularly May–Sep
Short-eared OwlAsio flammeusResidentRare34–43 cmRecorded all year
OvenbirdSeiurus aurocapillaSummer visitorRare12–15 cmRegularly May–Sep
DickcisselSpiza americanaPassage migrantRare14–16 cmRegularly Jun–Aug
Red-necked GrebePodiceps grisegenaSummer visitorRare40–50 cmRegularly May–Nov
Semipalmated PloverCharadrius semipalmatusPassage migrantRare17–19 cmRegularly Apr–Sep
Yellow-bellied SapsuckerSphyrapicus variusScarceRare19–22 cm
Eastern BluebirdSialia sialisSummer visitorRare16–21 cmRegularly May–Jan
American Golden-PloverPluvialis dominicaPassage migrantRare24–28 cmRegularly Sep
Eastern Screech-owlMegascops asioWinter visitorRare16–25 cmRecorded all year
Varied ThrushIxoreus naeviusResidentRare20–26 cmRegularly Oct
Blackpoll WarblerSetophaga striataPassage migrantRare13–15 cmRegularly May–Sep
Black TernChlidonias nigerSummer visitorRare22–26 cmRegularly May–Sep
Virginia RailRallus limicolaSummer visitorRare20–27 cmRegularly Mar–Sep
White-winged DoveZenaida asiaticaSummer visitorRare27–30 cmRegularly Feb–Jul
Nashville WarblerLeiothlypis ruficapillaPassage migrantRare11–13 cmRegularly May–Oct
Northern MockingbirdMimus polyglottosSummer visitorRare21–26 cmRegularly May–Oct
American BitternBotaurus lentiginosusSummer visitorRare58–85 cmRegularly Apr–Sep
Black-backed WoodpeckerPicoides arcticusSummer visitorRare21–24 cmRegularly May–Jan
Great White EgretArdea albaSummer visitorRare80–104 cmRegularly Apr–Sep
Chestnut-sided WarblerSetophaga pensylvanicaPassage migrantRare10–14 cmRegularly May–Sep
Data: EOD – eBird Observation Dataset (Cornell Lab of Ornithology), accessed via GBIF.org, CC BY 4.0. Records from 2019–2024, aggregated and filtered by Birdfact. How these lists are made