Harmless Serotine vs Ring-billed Gull

Eptesicus innoxius compared with Larus delawarensis

Key Differences

• Harmless Serotine is Near Threatened while Ring-billed Gull is Least Concern.

Taxonomic Classification

Rank	Harmless Serotine	Ring-billed Gull
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	Larus
Species	Eptesicus innoxius	Larus delawarensis

Evolutionary Relationship

Harmless Serotine and Ring-billed Gull share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Harmless Serotine

NT — Near Threatened

Ring-billed Gull

LC — Least Concern

Physical Characteristics

Attribute	Harmless Serotine	Ring-billed Gull
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.

Ring-billed Gull

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Ring-billed Gull

Ring-billed Gull (Larus delawarensis) 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