Warbling Vireo
Vireo gilvus
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPasseriformes
- FamilyVireonidae (Vireos, Shrike-Babblers, and Erpornis)
- GenusVireo (Vireos)
- SpeciesVireo gilvus (Warbling Vireo)
The warbling vireo (Vireo gilvus) is a small North American songbird. Its breeding habitat is open deciduous and mixed woods from Alaska to Mexico. It often nests in widely spaced trees, often cottonwood or aspen, along streams or rivers. It migrates to Mexico and Central America. Measurements: Length: 12–13 cm (4.7–5.1 in) Wingspan: 22 cm (8.7 in) Weight: 10–16 g (0.35–0.56 oz) They are mainly olive-grey on the head and upperparts with white underparts; they have brown eyes and the front of the face is light. There is a white supercilium. Wikipedia →
10–20% of wildlife watchers report a Warbling Vireo sighting in Nahanni National Park, based on 6 days of visitor records from GBIF citizen-science data.
Closest Relatives at Nahanni National Park
Red-eyed Vireo
Vireo olivaceus
White-crowned Sparrow
Zonotrichia leucophrys
Dark-eyed Junco
Junco hyemalis
Yellow-rumped Warbler
Setophaga coronata
Wilson's Warbler
Cardellina pusilla
Swainson's Thrush
Catharus ustulatus
Lincoln's Sparrow
Melospiza lincolnii
Common Yellowthroat
Geothlypis trichas
Ruby-crowned Kinglet
Regulus calendula
Gray Jay
Perisoreus canadensis
Yellow Warbler
Setophaga petechia
White-throated Sparrow
Zonotrichia albicollis
📅 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 Warbling Vireo in Nahanni National Park?
About 11% of wildlife watchers report a Warbling Vireo sighting in Nahanni National Park, based on 6 days of visitor records from GBIF citizen-science data.
When is the best time to see Warbling Vireo in Nahanni National Park?
June has the highest sighting rate for Warbling Vireo in Nahanni National Park in our monthly data.