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Pacific-slope Flycatcher Empidonax difficilis Scientific name definitions

Peter E. Lowther, Peter Pyle, and Michael A. Patten
Version: 1.0 — Published March 4, 2020
Text last updated October 4, 2016

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Distribution of the Pacific-slope Flycatcher - Range Map
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  • Year-round
  • Migration
  • Breeding
  • Non-Breeding
Distribution of the Pacific-slope Flycatcher

Recommended Citation

Lowther, P. E., P. Pyle, and M. A. Patten (2020). Pacific-slope Flycatcher (Empidonax difficilis), version 1.0. In Birds of the World (P. G. Rodewald, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.pasfly.01