Harmless Serotine vs Least Tern

Eptesicus innoxius compared with Sternula antillarum

Key Differences

• Harmless Serotine is Near Threatened while Least Tern is Least Concern.

Taxonomic Classification

Rank	Harmless Serotine	Least Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Vespertilionidae	Laridae
Genus	Eptesicus	Sternula
Species	Eptesicus innoxius	Sternula antillarum

Evolutionary Relationship

Harmless Serotine and Least Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Harmless Serotine

NT — Near Threatened

Least Tern

LC — Least Concern

Physical Characteristics

Attribute	Harmless Serotine	Least Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Least Tern

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador