Alder Flycatcher vs Ecuadorian Sac-winged Bat

Empidonax alnorum compared with Balantiopteryx infusca

Key Differences

• Alder Flycatcher is Least Concern while Ecuadorian Sac-winged Bat is Endangered.

Taxonomic Classification

Rank	Alder Flycatcher	Ecuadorian Sac-winged Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Chiroptera (Bats)
Family	Tyrannidae	Emballonuridae
Genus	Empidonax	Balantiopteryx
Species	Empidonax alnorum	Balantiopteryx infusca

Evolutionary Relationship

Alder Flycatcher and Ecuadorian Sac-winged Bat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Alder Flycatcher

LC — Least Concern

Ecuadorian Sac-winged Bat

EN — Endangered

Physical Characteristics

Attribute	Alder Flycatcher	Ecuadorian Sac-winged Bat
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.

Ecuadorian Sac-winged Bat

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Colombia and Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador