Brown smooth hound vs koala

Mustelus henlei compared with Phascolarctos cinereus

Key Differences

Brown smooth hound is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	Brown smooth hound	koala
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (mamíferos)
Order	Carcharhiniformes (Ground Sharks)	Diprotodontia (Marsupials)
Family	Triakidae	Phascolarctidae (Koalas)
Genus	Mustelus	Phascolarctos (Koalas)
Species	Mustelus henlei	Phascolarctos cinereus

Evolutionary Relationship

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

View Phylum: Chordata

Conservation Status

Brown smooth hound

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Brown smooth hound

Habitat

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

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 smooth hound

The Brown Smooth Hound (Mustelus henlei) is a species in the genus Mustelus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

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.