ニシオオヨシキリ vs Harmless Serotine

Acrocephalus arundinaceus compared with Eptesicus innoxius

Key Differences

• ニシオオヨシキリ is Critically Endangered while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	ニシオオヨシキリ	Harmless Serotine
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Aves (鳥類)	Mammalia (哺乳類)
Order	Passeriformes (スズメ目)	Chiroptera (翼手目)
Family	Acrocephalidae	Vespertilionidae
Genus	Acrocephalus	Eptesicus
Species	Acrocephalus arundinaceus	Eptesicus innoxius

Evolutionary Relationship

ニシオオヨシキリ and Harmless Serotine share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

ニシオオヨシキリ

CR — Critically Endangered

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	ニシオオヨシキリ	Harmless Serotine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

ニシオオヨシキリ

Habitat

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

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

ニシオオヨシキリ

オオヨシキリ（Acrocephalus arundinaceus）はIUCNレッドリストで絶滅危惧IA類（CR）に分類されています。深刻な個体群減少と生息地の喪失により、野生での絶滅リスクが極めて高い状況です。