Butterfly ray vs Polar bear
Gymnura altavela compared with Ursus maritimus
Key Differences
- Butterfly ray is Endangered while Polar bear is Vulnerable.
Taxonomic Classification
| Rank | Butterfly ray | Polar bear |
|---|---|---|
| Kingdom same | Animalia (Animals) | Animalia (Animals) |
| Phylum same | Chordata (Chordates) | Chordata (Chordates) |
| Class | Elasmobranchii | Mammalia (Mammals) |
| Order | Myliobatiformes (Myliobatiformes) | Carnivora (Carnivorans) |
| Family | Gymnuridae | Ursidae (Bears) |
| Genus | Gymnura | Ursus (Bears) |
| Species | Gymnura altavela | Ursus maritimus |
Evolutionary Relationship
Butterfly ray and Polar bear share a common ancestor at the Phylum level: Chordata. (Chordates)
Conservation Status
Butterfly ray
EN — EndangeredPolar bear
VU — VulnerablePopulation: ~26.0K
Trend: Decreasing ↓
Physical Characteristics
| Attribute | Butterfly ray | Polar bear |
|---|---|---|
| Diet | — | Carnivore |
| Average Lifespan | — | 25 years |
| Average Length | — | 2.4 m |
| Average Weight | — | 450.0 kg |
Habitat & Geographic Range
Butterfly ray
Native to South America, inhabiting ecosystems characteristic of the region.
Found in Venezuela. Currently classified as Endangered 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.
Butterfly ray
The Butterfly ray (Gymnura altavela) is a species in the genus Gymnura. It is currently classified as Endangered on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.
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.
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