Alder Flycatcher vs Pacific-slope Flycatcher

Empidonax alnorum compared with Empidonax difficilis

Taxonomic Classification

Rank	Alder Flycatcher	Pacific-slope Flycatcher
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Aves (นก)	Aves (นก)
Order same	Passeriformes (นกเกาะคอน)	Passeriformes (นกเกาะคอน)
Family same	Tyrannidae	Tyrannidae
Genus same	Empidonax	Empidonax
Species	Empidonax alnorum	Empidonax difficilis

Evolutionary Relationship

Alder Flycatcher and Pacific-slope Flycatcher share a common ancestor at the Genus level: Empidonax.

Conservation Status

Alder Flycatcher

LC — Least Concern

Pacific-slope Flycatcher

LC — Least Concern

Physical Characteristics

Attribute	Alder Flycatcher	Pacific-slope Flycatcher
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder Flycatcher

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, United States, and Venezuela.

Pacific-slope Flycatcher

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.

Alder Flycatcher

Alder Flycatcher (Empidonax alnorum) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway