นกกะเต็นน้อยธรรมดา vs Polar bear
Alcedo atthis compared with Ursus maritimus
Taxonomic Classification
| Rank | นกกะเต็นน้อยธรรมดา | Polar bear |
|---|---|---|
| Kingdom same | Animalia (สัตว์) | Animalia (สัตว์) |
| Phylum same | Chordata (สัตว์มีแกนสันหลัง) | Chordata (สัตว์มีแกนสันหลัง) |
| Class | Aves (นก) | Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม) |
| Order | Coraciiformes (อันดับนกตะขาบ) | Carnivora (สัตว์กินเนื้อ) |
| Family | Alcedinidae | Ursidae (Bears) |
| Genus | Alcedo | Ursus (Bears) |
| Species | Alcedo atthis | Ursus maritimus |
Evolutionary Relationship
นกกะเต็นน้อยธรรมดา and Polar bear share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)
Conservation Status
นกกะเต็นน้อยธรรมดา
VU — VulnerablePolar bear
VU — VulnerablePopulation: ~26.0K
Trend: Decreasing ↓
Physical Characteristics
| Attribute | นกกะเต็นน้อยธรรมดา | Polar bear |
|---|---|---|
| Diet | — | Carnivore |
| Average Lifespan | — | 25 years |
| Average Length | — | 2.4 m |
| Average Weight | — | 450.0 kg |
Habitat & Geographic Range
นกกะเต็นน้อยธรรมดา
Typically found in various aerial, terrestrial, and aquatic environments.
Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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.
นกกะเต็นน้อยธรรมดา
Common Kingfisher (Alcedo atthis) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.
Polar bear
The largest land carnivore on Earth, polar bears can exceed 700 kg and are found across Arctic sea ice from Canada to Russia. Highly specialized marine mammals that rely on sea ice to hunt ringed and bearded seals. Excellent swimmers capable of covering vast distances in open water. Listed as Vulnerable, with populations under severe pressure from rapid Arctic sea ice loss due to climate change.
Related Comparisons
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