Large False Serotine vs Least Flycatcher

Hesperoptenus tomesi compared with Empidonax minimus

Key Differences

• Large False Serotine is Vulnerable while Least Flycatcher is Least Concern.

Taxonomic Classification

Rank	Large False Serotine	Least Flycatcher
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Tyrannidae
Genus	Hesperoptenus	Empidonax
Species	Hesperoptenus tomesi	Empidonax minimus

Evolutionary Relationship

Large False Serotine and Least Flycatcher share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Large False Serotine

VU — Vulnerable

Least Flycatcher

LC — Least Concern

Physical Characteristics

Attribute	Large False Serotine	Least Flycatcher
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Large False Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Least Flycatcher

Habitat

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

Range

Distributed across Colombia, Norway, and United States.