Amami Ishikawa Gaeru vs ヒバリ

Odorrana splendida compared with Alauda arvensis

Key Differences

• Amami Ishikawa Gaeru is Endangered while ヒバリ is Vulnerable.

Taxonomic Classification

Rank	Amami Ishikawa Gaeru	ヒバリ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Amphibia (両生類)	Aves (鳥類)
Order	Anura (カエル)	Passeriformes (スズメ目)
Family	Ranidae	Alaudidae
Genus	Odorrana	Alauda
Species	Odorrana splendida	Alauda arvensis

Evolutionary Relationship

Amami Ishikawa Gaeru and ヒバリ share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Amami Ishikawa Gaeru

EN — Endangered

ヒバリ

VU — Vulnerable

Physical Characteristics

Attribute	Amami Ishikawa Gaeru	ヒバリ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amami Ishikawa Gaeru

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

ヒバリ

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Range

Widely distributed across Europe (5 countries), North America (Canada, United States), and Oceania and the Pacific (Australia, New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Amami Ishikawa Gaeru

The Amami Oshima Frog (Odorrana splendida) is a species in the genus Odorrana. It is currently classified as Endangered on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

ヒバリ

ヒバリ（Alauda arvensis）は、飛翔中に歌う複雑で美しい声でヨーロッパの文学と詩に称えられてきました。ヨーロッパとアジア全域の開けた農地、草地、荒野の上空を数百メートルも垂直に舞い上がりながら、最長1時間にわたって途切れなく歌い続けます。雄は700種類以上の独特なさえずりを発することができます。かつてヨーロッパの農地で非常に多かったヒバリの個体数は、農業の集約化により1970年代から70%以上減少しています。