Willow Flycatcher
Empidonax traillii
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPasseriformes
- FamilyTyrannidae (Tirànids)
- GenusEmpidonax (Empidonax Flycatchers)
- SpeciesEmpidonax traillii (Willow Flycatcher)
Closest Relatives at Darién National Park
Acadian Flycatcher
Empidonax virescens
Alder Flycatcher
Empidonax alnorum
Yellow-bellied Flycatcher
Empidonax flaviventris
Tropical Kingbird
Tyrannus melancholicus
Streaked Flycatcher
Myiodynastes maculatus
Great Crested Flycatcher
Myiarchus crinitus
Yellow-breasted Flycatcher
Tolmomyias flaviventris
Rusty-margined Flycatcher
Myiozetetes cayanensis
Black-headed Tody-Flycatcher
Todirostrum nigriceps
Bright-rumped Attila
Attila spadiceus
Forest Elaenia
Myiopagis gaimardii
Piratic Flycatcher
Legatus leucophaius
📅 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 Willow Flycatcher in Darién National Park?
About 2% of visitor-days record a Willow Flycatcher sighting in Darién National Park, based on 54 observer-days of citizen-science data from GBIF.
When is the best time to see Willow Flycatcher in Darién National Park?
December has the highest sighting rate for Willow Flycatcher in Darién National Park in our monthly data.