koala vs Scarce Blue-tailed Damselfly
Phascolarctos cinereus compared with Ischnura pumilio
Key Differences
- koala is Vulnerable while Scarce Blue-tailed Damselfly is Least Concern.
Taxonomic Classification
| Rank | koala | Scarce Blue-tailed Damselfly |
|---|---|---|
| Kingdom same | Animalia (動物) | Animalia (動物) |
| Phylum | Chordata (脊索動物) | Arthropoda (節足動物) |
| Class | Mammalia (哺乳類) | Insecta (昆虫) |
| Order | Diprotodontia (カンガルー目) | Odonata (蜻蛉目) |
| Family | Phascolarctidae (Koalas) | Coenagrionidae |
| Genus | Phascolarctos (Koalas) | Ischnura |
| Species | Phascolarctos cinereus | Ischnura pumilio |
Evolutionary Relationship
koala and Scarce Blue-tailed Damselfly share a common ancestor at the Kingdom level: Animalia. (動物)
Conservation Status
koala
VU — VulnerablePopulation: ~100.0K
Trend: Decreasing ↓
Scarce Blue-tailed Damselfly
LC — Least ConcernPhysical Characteristics
| Attribute | koala | Scarce Blue-tailed Damselfly |
|---|---|---|
| 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.
Scarce Blue-tailed Damselfly
Typically found in virtually all terrestrial and freshwater habitats.
Found across Europe (6 countries).
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。
Scarce Blue-tailed Damselfly
アオハダトンボモドキ(Ischnura pumilio)はIUCNレッドリストで軽度懸念(LC)に分類される。分布域全体に広く生息し個体数も豊富で、個体群は安定しており、直接的な保全上の懸念はない。
Related Comparisons
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