Eurasian beaver vs ヒバリ
Castor fiber compared with Alauda arvensis
Taxonomic Classification
| Rank | Eurasian beaver | ヒバリ |
|---|---|---|
| Kingdom same | Animalia (動物) | Animalia (動物) |
| Phylum same | Chordata (脊索動物) | Chordata (脊索動物) |
| Class | Mammalia (哺乳類) | Aves (鳥類) |
| Order | Rodentia (ネズミ目) | Passeriformes (スズメ目) |
| Family | Castoridae (Beavers) | Alaudidae |
| Genus | Castor (Beavers) | Alauda |
| Species | Castor fiber | Alauda arvensis |
Evolutionary Relationship
Eurasian beaver and ヒバリ share a common ancestor at the Phylum level: Chordata. (脊索動物)
Conservation Status
Eurasian beaver
VU — Vulnerableヒバリ
VU — VulnerablePhysical Characteristics
| Attribute | Eurasian beaver | ヒバリ |
|---|---|---|
| Diet | — | — |
| Average Lifespan | — | — |
| Average Length | — | — |
| Average Weight | — | — |
Habitat & Geographic Range
Eurasian beaver
Typically found in diverse terrestrial and aquatic ecosystems.
Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.
ヒバリ
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.
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.
Eurasian beaver
ユーラシアビーバー(Castor fiber)はIUCNレッドリストで絶滅危惧II類(VU)に分類されています。個体群の減少と生息地への圧力の増大により、野生での絶滅危険度が高い状況に直面しています。
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。
Shared Countries
Both species can be found in 4 countries:
Related Comparisons
Nature FYI Family
Explore more of the natural world across our sister sites.
Part of the Nature FYI family — FYIPedia