Tree Swallow
Tachycineta bicolor
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPasseriformes
- FamilyHirundinidae (Swallows and Martins)
- GenusTachycineta (Tachycineta Swallows)
- SpeciesTachycineta bicolor (Tree Swallow)
Closest Relatives at Yellowstone National Park
Violet-green Swallow
Tachycineta thalassina
Cliff Swallow
Petrochelidon pyrrhonota
Barn Swallow
Hirundo rustica
Northern Rough-winged Swallow
Stelgidopteryx serripennis
Bank Swallow
Riparia riparia
Common Raven
Corvus corax
American Robin
Turdus migratorius
Yellow-rumped Warbler
Setophaga coronata
Mountain Chickadee
Poecile gambeli
Chipping Sparrow
Spizella passerina
Dark-eyed Junco
Junco hyemalis
Ruby-crowned Kinglet
Regulus calendula
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
Quick answers
What are the chances of seeing a Tree Swallow in Yellowstone National Park?
About 33% of visitor-days record a Tree Swallow sighting in Yellowstone National Park, based on 1256 observer-days of citizen-science data from GBIF.
When is the best time to see Tree Swallow in Yellowstone National Park?
June has the highest sighting rate for Tree Swallow in Yellowstone National Park in our monthly data.