Fauna
Bird

Acadian Flycatcher

Empidonax virescens

The Acadian Flycatcher is an olive-backed forest bird with a pale eye ring, two light wing bars, and a broad-based bill. It sallies from shaded perches to catch insects above streams and announces itself with a sharp, explosive call.

Tyrant FlycatcherStreamside SongbirdAerial Insectivore
Acadian Flycatcher reference1 / 7
—observations
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—peak records
Least ConcernConservation statusIUCN Red List categoriesLCNTVUENCREWEXLeast ConcernRed List categories, explained →
Diet & preyFlies, Moths, Beetles
Predators
  • Cooper's Hawks
  • Rat snakes
  • Tree squirrels
ThreatsForest fragmentation, riparian clearing, water pollution, collisions, and nest parasitism by Brown-headed Cowbirds
HabitatsMature moist deciduous forest, wooded ravines, floodplains, and shaded stream corridors
Life spanUsually several years; banded individuals have survived for about a decade
  1. FamilyTyrannidae
  2. SpeciesEmpidonax virescens
Range data is not available yet.
Interaction riskLow
  1. Low
  2. Moderate
  3. High
  4. Very high
Why interaction risk is low
Remain well back from low streamside nests and avoid repeated playback of its calls.
Responsible observation
  • Listen: Learn the abrupt two-part call before searching dense foliage.
  • Perch: Watch shaded horizontal branches above moving water for short insect-catching flights.
  • Nest: Leave any hanging fork nest undisturbed and continue along the trail.
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