Buff-bellied Fat-tailed Mouse Opossum vs koala

Thylamys venustus compared with Phascolarctos cinereus

Key Differences

• Buff-bellied Fat-tailed Mouse Opossum is Data Deficient while koala is Vulnerable.

Taxonomic Classification

Rank	Buff-bellied Fat-tailed Mouse Opossum	koala
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Didelphimorphia (Didelphimorphia)	Diprotodontia (Marsupials)
Family	Didelphidae	Phascolarctidae (Koalas)
Genus	Thylamys	Phascolarctos (Koalas)
Species	Thylamys venustus	Phascolarctos cinereus

Evolutionary Relationship

Buff-bellied Fat-tailed Mouse Opossum and koala share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Buff-bellied Fat-tailed Mouse Opossum

DD — Data Deficient

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Buff-bellied Fat-tailed Mouse Opossum	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Buff-bellied Fat-tailed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Buff-bellied Fat-tailed Mouse Opossum

The Buff-Bellied Fat-Tailed Mouse Opossum (Thylamys venustus) is a species in the genus Thylamys. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.