Traill's flycatcher

English edit

 
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Etymology edit

Named after Thomas Stewart Traill, a friend of John James Audubon.

Noun edit

Traill's flycatcher (plural Traill's flycatchers)

  1. A supposed species of tyrant flycatcher, now regarded as two distinct but closely related species: the alder flycatcher (Empidonax alnorum) and the willow flycatcher (Empidonax traillii).