Lesser Yellow-shouldered Bat vs Sandwich Tern

Sturnira nana compared with Thalasseus sandvicensis

Key Differences

• Lesser Yellow-shouldered Bat is Endangered while Sandwich Tern is Least Concern.

Taxonomic Classification

Rank	Lesser Yellow-shouldered Bat	Sandwich Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Phyllostomidae	Laridae
Genus	Sturnira	Thalasseus
Species	Sturnira nana	Thalasseus sandvicensis

Evolutionary Relationship

Lesser Yellow-shouldered Bat and Sandwich Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Yellow-shouldered Bat

EN — Endangered

Sandwich Tern

LC — Least Concern

Physical Characteristics

Attribute	Lesser Yellow-shouldered Bat	Sandwich Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Sandwich Tern

Habitat

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

Range

Found across Europe (4 countries) and South America (Colombia, Ecuador, Venezuela).

Sandwich Tern

Sandwich Tern (Thalasseus sandvicensis) 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:

🇪🇨 Ecuador