koala vs Pincushion ray
Phascolarctos cinereus compared with Fontitrygon ukpam
Key Differences
- koala is Vulnerable while Pincushion ray is Critically Endangered.
Taxonomic Classification
| Rank | koala | Pincushion ray |
|---|---|---|
| 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) | Elasmobranchii |
| Order | Diprotodontia (カンガルー目) | Myliobatiformes (トビエイ目) |
| Family | Phascolarctidae (Koalas) | Dasyatidae |
| Genus | Phascolarctos (Koalas) | Fontitrygon |
| Species | Phascolarctos cinereus | Fontitrygon ukpam |
Evolutionary Relationship
koala and Pincushion ray share a common ancestor at the Phylum level: Chordata. (脊索動物)
Conservation Status
koala
VU — VulnerablePopulation: ~100.0K
Trend: Decreasing ↓
Pincushion ray
CR — Critically EndangeredPhysical Characteristics
| Attribute | koala | Pincushion ray |
|---|---|---|
| Diet | Herbivore | — |
| Average Lifespan | 15 years | — |
| Average Length | 75 cm | — |
| Average Weight | 10.0 kg | — |
Habitat & Geographic Range
koala
Typically found in grasslands, forests, and vegetated habitats.
Found in Australia. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.
Pincushion ray
koala
オーストラリア東部・南東部を代表する有袋類で、体重は最大15kgに達し、低カロリーのユーカリの葉食から得るエネルギーを節約するために1日最大22時間を睡眠に費やす。他の哺乳類の多くを死に至らしめる有毒なユーカリ成分を処理するために高度に特化しており、解毒に特別に適応した腸内微生物叢を持つ。クラミジア感染症、生息地の伐採、気候変動により個体数が激減し、2022年に絶滅危惧種に指定された。
Pincushion ray
No description available.
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