Large False Serotine vs Long-tailed Jaeger

Hesperoptenus tomesi compared with Stercorarius longicaudus

Key Differences

• Large False Serotine is Vulnerable while Long-tailed Jaeger is Least Concern.

Taxonomic Classification

Rank	Large False Serotine	Long-tailed Jaeger
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Vespertilionidae	Stercorariidae
Genus	Hesperoptenus	Stercorarius
Species	Hesperoptenus tomesi	Stercorarius longicaudus

Evolutionary Relationship

Large False Serotine and Long-tailed Jaeger share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Large False Serotine

VU — Vulnerable

Long-tailed Jaeger

LC — Least Concern

Physical Characteristics

Attribute	Large False Serotine	Long-tailed Jaeger
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Large False Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Long-tailed Jaeger

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).

Long-tailed Jaeger

Long-tailed Jaeger (Stercorarius longicaudus) 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.