Little Black Serotine vs Willet

Eptesicus andinus compared with Tringa semipalmata

Taxonomic Classification

Rank	Little Black Serotine	Willet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Vespertilionidae	Scolopacidae
Genus	Eptesicus	Tringa
Species	Eptesicus andinus	Tringa semipalmata

Evolutionary Relationship

Little Black Serotine and Willet share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Little Black Serotine

LC — Least Concern

Willet

LC — Least Concern

Physical Characteristics

Attribute	Little Black Serotine	Willet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Little Black Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Willet

Habitat

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

Range

Widely distributed across Europe (Norway, Sweden), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Willet

Willet (Tringa semipalmata) 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 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela