Arraia vs koala
Raja brachyura compared with Phascolarctos cinereus
Key Differences
- Arraia is Not Evaluated while koala is Vulnerable.
Taxonomic Classification
| Rank | Arraia | koala |
|---|---|---|
| Kingdom same | Animalia (Animals) | Animalia (Animals) |
| Phylum same | Chordata (cordados) | Chordata (cordados) |
| Class | Elasmobranchii | Mammalia (mamíferos) |
| Order | Rajiformes (Rajiformes) | Diprotodontia (Marsupials) |
| Family | Rajidae | Phascolarctidae (Koalas) |
| Genus | Raja | Phascolarctos (Koalas) |
| Species | Raja brachyura | Phascolarctos cinereus |
Evolutionary Relationship
Arraia and koala share a common ancestor at the Phylum level: Chordata. (cordados)
Conservation Status
Arraia
NE — Not Evaluatedkoala
VU — VulnerablePopulation: ~100.0K
Trend: Decreasing ↓
Physical Characteristics
| Attribute | Arraia | koala |
|---|---|---|
| Diet | — | Herbivore |
| Average Lifespan | — | 15 years |
| Average Length | — | 75 cm |
| Average Weight | — | 10.0 kg |
Habitat & Geographic Range
Arraia
Native to Europe, inhabiting ecosystems characteristic of the region.
Distributed across Belgium, Denmark, and Portugal.
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.
Arraia
The Blonde ray (Raja brachyura) is a species in the genus Raja. Native to Europe, inhabiting ecosystems characteristic of the region.
koala
Icônico marsupial do leste e sudeste da Austrália, os coalas pesam até 15 kg e passam até 22 horas diárias dormindo para conservar energia de sua dieta de folhas de eucalipto, com baixo teor calórico. Altamente especializados para processar os compostos tóxicos do eucalipto que matariam a maioria dos outros mamíferos, possuem microbiomas intestinais unicamente adaptados para a destoxificação. Classificado como Em Perigo em 2022, com populações dizimadas pela doença de clamídia, desmatamento e mudanças climáticas.
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