Brown stingray vs koala

Hemitrygon fluviorum compared with Phascolarctos cinereus

Key Differences

• Brown stingray is Near Threatened while koala is Vulnerable.

Taxonomic Classification

Rank	Brown stingray	koala
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Elasmobranchii	Mammalia (mamíferos)
Order	Myliobatiformes (Myliobatiformes)	Diprotodontia (Marsupials)
Family	Dasyatidae	Phascolarctidae (Koalas)
Genus	Hemitrygon	Phascolarctos (Koalas)
Species	Hemitrygon fluviorum	Phascolarctos cinereus

Evolutionary Relationship

Brown stingray and koala share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Brown stingray

NT — Near Threatened

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Brown stingray	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Brown stingray

koala

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

Found in Australia. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown stingray

The Brown Stingray (Hemitrygon fluviorum) is a species in the genus Hemitrygon. It is currently classified as Near Threatened on the IUCN Red List. As a member of the genus Hemitrygon, it shares characteristics with related species within this taxonomic group.

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.