Harmless Serotine vs Snowy-crowned Tern

Eptesicus innoxius compared with Sterna trudeaui

Key Differences

• Harmless Serotine is Near Threatened while Snowy-crowned Tern is Least Concern.

Taxonomic Classification

Rank	Harmless Serotine	Snowy-crowned 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	Sterna
Species	Eptesicus innoxius	Sterna trudeaui

Evolutionary Relationship

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

Conservation Status

Harmless Serotine

NT — Near Threatened

Snowy-crowned Tern

LC — Least Concern

Physical Characteristics

Attribute	Harmless Serotine	Snowy-crowned 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.

Snowy-crowned Tern

Habitat

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

Range

Found in Norway.