Photo: Paul Danese / CC BY-SA 4.0 (Wikimedia Commons)
Willow Flycatcher
Empidonax traillii
Willow Flycatcher (Empidonax traillii) — Songbirds & Perching Birds of North America.
Found across 20 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Willow Flycatcher (Empidonax traillii) is a member of the Tyrannidae family found in North America. Adults weigh 13.4 g. The IUCN Red List lists it as Least Concern.
Conservation status
IUCN Red List (opens in a new tab)Widespread and abundant — not currently at risk.
Where it fits
- Class Aves
- Order Passeriformes
- Family Tyrannidae Tyrant Flycatchers, Calyptura
- Genus Empidonax
- Species traillii
Quick facts
- Weight
- 13.4 g
- Diet
- Invertebrate-eaters
- Family
- Tyrannidae
- Order
- Passeriformes
- Habitat
- Woodland
How to identify
Similar birds
Least Concern
Least Concern
Least Concern
Least Concern
Biology & behaviour
Diet
The Willow Flycatcher is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Behaviour
A bird of semi-open scrub and shrubland, it spends much of its time perched in trees and shrubs.
Migration
The Willow Flycatcher is migratory, making regular seasonal journeys between its breeding and non-breeding ranges.
The Willow Flycatcher (Empidonax traillii) is a species of bird in the Tyrannidae family, part of the order Passeriformes. Its range spans North America. Its distribution covers NA e, c, w.
It is a very small bird. Adults weighs around 13.4 g, with a wing length of about 6.7 cm and a tail of around 5.9 cm.
The IUCN Red List currently assesses it as Least Concern. That category covers species that remain widespread and reasonably abundant in the wild.
The species has a mapped global range of roughly 7.3 million km².
Songs & calls
Frequently asked questions
How big is the Willow Flycatcher?
The Willow Flycatcher is a very small bird that weighs around 13.4 g.
Where does the Willow Flycatcher live?
The Willow Flycatcher is found across North America with a range covering NA e, c, w, where it favours woodland, forest and well-treed country.
What family does the Willow Flycatcher belong to?
The Willow Flycatcher (Empidonax traillii) belongs to the Tyrannidae family, in the order Passeriformes.
What does the Willow Flycatcher eat?
The Willow Flycatcher is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Willow Flycatcher migrate?
The Willow Flycatcher is migratory, making regular seasonal journeys between its breeding and non-breeding ranges.
Is the Willow Flycatcher endangered?
The IUCN Red List currently assesses it as Least Concern That category covers species that remain widespread and reasonably abundant in the wild.
What sound does the Willow Flycatcher make?
1 real field recording of the Willow Flycatcher — including its song — can be played in the Songs & calls section on this page, credited to the recordist who captured it.
How large is the Willow Flycatcher's range?
The Willow Flycatcher has a mapped global range of about 7.3 million km².
Conservation
Every bird benefits from bird-safe windows, native plants, and keeping cats indoors. Small changes at home add up to real protection.
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Guides for this bird
Best Bird Feeders for Garden Songbirds
How to choose a bird feeder for garden songbirds — the feeder styles compared, the seed they prefer, where to hang it, and how to keep birds safe. A decision framework grounded in real data, with no mystery picks.
Meet the Tyrannidae
A field guide to the Tyrannidae family — 444 species in the Birbs encyclopedia, with the best-known members to start with.