koala vs large tortoiseshell

Phascolarctos cinereus compared with Nymphalis polychloros

Key Differences

• koala is Vulnerable while large tortoiseshell is Critically Endangered.

Taxonomic Classification

Rank	koala	large tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (cordados)	Arthropoda (artrópode)
Class	Mammalia (mamíferos)	Insecta (inseto)
Order	Diprotodontia (Marsupials)	Lepidoptera (Butterflies & Moths)
Family	Phascolarctidae (Koalas)	Nymphalidae (Brush-footed Butterflies)
Genus	Phascolarctos (Koalas)	Nymphalis
Species	Phascolarctos cinereus	Nymphalis polychloros

Evolutionary Relationship

koala and large tortoiseshell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

large tortoiseshell

CR — Critically Endangered

Physical Characteristics

Attribute	koala	large tortoiseshell
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.

large tortoiseshell

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (39 countries). Currently classified as Critically 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.

large tortoiseshell

A borboleta-tartaruga-grande (Nymphalis polychloros) está classificada como Criticamente em Perigo (CR) na Lista Vermelha da UICN. Enfrenta risco extremamente alto de extinção na natureza devido ao severo declínio populacional e perda de habitat.