Polar bear vs Silver Meadow
Ursus maritimus compared with Boloria selene
Key Differences
- Polar bear is Vulnerable while Silver Meadow is Extinct.
Taxonomic Classification
| Rank | Polar bear | Silver Meadow |
|---|---|---|
| Kingdom same | Animalia (동물) | Animalia (동물) |
| Phylum | Chordata (척삭동물) | Arthropoda (절지동물) |
| Class | Mammalia (포유류) | Insecta (곤충) |
| Order | Carnivora (식육목) | Lepidoptera (나비목) |
| Family | Ursidae (Bears) | Nymphalidae (Brush-footed Butterflies) |
| Genus | Ursus (Bears) | Boloria |
| Species | Ursus maritimus | Boloria selene |
Evolutionary Relationship
Polar bear and Silver Meadow share a common ancestor at the Kingdom level: Animalia. (동물)
Conservation Status
Polar bear
VU — VulnerablePopulation: ~26.0K
Trend: Decreasing ↓
Silver Meadow
EX — ExtinctPhysical Characteristics
| Attribute | Polar bear | Silver Meadow |
|---|---|---|
| Diet | Carnivore | — |
| Average Lifespan | 25 years | — |
| Average Length | 2.4 m | — |
| Average Weight | 450.0 kg | — |
Habitat & Geographic Range
Polar bear
Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.
Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.
Silver Meadow
Typically found in virtually all terrestrial and freshwater habitats.
Found across Europe (34 countries) and North America (United States).
Polar bear
지구상에서 가장 큰 육상 육식동물인 북극곰은 700kg을 넘을 수 있으며 캐나다에서 러시아까지 북극 해빙 전역에 분포한다. 고리 물범과 수염 물범을 사냥하기 위해 해빙에 의존하는 고도로 특수화된 해양 포유류이다. 광활한 거리를 헤엄쳐 다닐 수 있는 뛰어난 수영 실력을 가지고 있다. 취약종으로 등재되어 있으며, 기후 변화로 인한 급격한 북극 해빙 감소로 심각한 압력을 받고 있다.
Silver Meadow
은빛초원나비(Boloria selene)는 IUCN 적색목록에서 절멸(EX) 종으로 선언되었습니다. 야생 및 사육 환경에서 생존하는 개체가 없는 것으로 알려진 멸종된 종입니다.
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