ours blanc vs bernache à cou roux
Ursus maritimus compared with Branta ruficollis
Key Differences
- ours blanc is Vulnerable while bernache à cou roux is Not Evaluated.
Taxonomic Classification
| Rank | ours blanc | bernache à cou roux |
|---|---|---|
| Kingdom same | Animalia (animal) | Animalia (animal) |
| Phylum same | Chordata (Chordates) | Chordata (Chordates) |
| Class | Mammalia (mammifères) | Aves (oiseau) |
| Order | Carnivora (carnivores) | Anseriformes (Anseriformes) |
| Family | Ursidae (Bears) | Anatidae |
| Genus | Ursus (Bears) | Branta |
| Species | Ursus maritimus | Branta ruficollis |
Evolutionary Relationship
ours blanc and bernache à cou roux share a common ancestor at the Phylum level: Chordata. (Chordates)
Conservation Status
ours blanc
VU — VulnerablePopulation: ~26.0K
Trend: Decreasing ↓
bernache à cou roux
NE — Not EvaluatedPhysical Characteristics
| Attribute | ours blanc | bernache à cou roux |
|---|---|---|
| Diet | Carnivore | — |
| Average Lifespan | 25 years | — |
| Average Length | 2.4 m | — |
| Average Weight | 450.0 kg | — |
Habitat & Geographic Range
ours blanc
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.
bernache à cou roux
Typically found in various aerial, terrestrial, and aquatic environments.
Found across Europe (7 countries).
ours blanc
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.
bernache à cou roux
Red-breasted Goose (Branta ruficollis) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.
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