koala vs Straight-tooth weasel shark

Phascolarctos cinereus compared with Paragaleus tengi

Key Differences

koala is Vulnerable while Straight-tooth weasel shark is Endangered.

Taxonomic Classification

Rank	koala	Straight-tooth weasel shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Chondrichthyes (Cartilaginous Fish)
Order	Diprotodontia (Marsupials)	Carcharhiniformes (Ground Sharks)
Family	Phascolarctidae (Koalas)	Hemigaleidae
Genus	Phascolarctos (Koalas)	Paragaleus
Species	Phascolarctos cinereus	Paragaleus tengi

Evolutionary Relationship

koala and Straight-tooth weasel shark share a common ancestor at the Phylum level: Chordata. (cordados)

View Phylum: Chordata

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Straight-tooth weasel shark

EN — Endangered

Physical Characteristics

Attribute	koala	Straight-tooth weasel shark
Diet	Herbivore	—
Average Lifespan	15 years	—
Average Length	75 cm	—
Average Weight	10.0 kg	—

Habitat & Geographic Range

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.

Straight-tooth weasel shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

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

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.