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 · Oct
Share of all bird records in Wyoming in October, 2019–2024. Each month links to that month’s page.
All 47, most common first
Grey PloverPluvialis squatarolaResidentRare27–30 cmRegularly May–Oct
Eurasian WigeonMareca penelopeScarceRare42–51 cm
Tennessee WarblerLeiothlypis peregrinaPassage migrantRare10–13 cmRegularly May–Sep
Cattle EgretArdea ibisResidentRare46–56 cmRegularly May
DunlinCalidris alpinaPassage migrantRare16–22 cmRegularly Apr
White-rumped SandpiperCalidris fuscicollisPassage migrantRare15–18 cmRegularly May–Jun
Northern CardinalCardinalis cardinalisSummer visitorRare21–23 cmRegularly Jan–Jul
Black-throated Blue WarblerSetophaga caerulescensPassage migrantRare11–13 cmRegularly Sep–Oct
Pacific WrenTroglodytes pacificusResidentRare8–12 cmRegularly Jul–Aug
Baltimore OrioleIcterus galbulaPassage migrantRare17–19 cmRegularly May–Jun
Common TernSterna hirundoPassage migrantRare31–35 cmRegularly May–Oct
Palm WarblerSetophaga palmarumPassage migrantRare12–14 cmRegularly May
Purple MartinProgne subisPassage migrantRare18–20 cmRegularly Jun–Aug
Magnolia WarblerSetophaga magnoliaPassage migrantRare11–13 cmRegularly May–Oct
Cape May WarblerSetophaga tigrinaScarceRare12–14 cm
WhimbrelNumenius phaeopusResidentRare40–46 cmRegularly Apr–May
Flammulated OwlPsiloscops flammeolusPassage migrantRare15–17 cmRegularly Jun–Jul
Glossy IbisPlegadis falcinellusResidentRare48–66 cmRegularly Apr–May
Buff-breasted SandpiperCalidris subruficollisPassage migrantRare18–20 cmRegularly Aug
Great Crested FlycatcherMyiarchus crinitusPassage migrantRare17–22 cmRegularly May
Helmeted GuineafowlNumida meleagrisResidentRare53–63 cmRegularly Jun
Short-billed DowitcherLimnodromus griseusScarceRare23–32 cm
Gray-cheeked ThrushCatharus minimusScarceRare16–17 cmRegularly May
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