koala vs Snowy Owl

Phascolarctos cinereus compared with Bubo scandiacus

Key Differences

• koala is Vulnerable while Snowy Owl is Critically Endangered.

Taxonomic Classification

Rank	koala	Snowy Owl
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Aves (นก)
Order	Diprotodontia (Marsupials)	Strigiformes (นกเค้าแมว)
Family	Phascolarctidae (Koalas)	Strigidae (True Owls)
Genus	Phascolarctos (Koalas)	Bubo (Eagle Owls)
Species	Phascolarctos cinereus	Bubo scandiacus

Evolutionary Relationship

koala and Snowy Owl share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Snowy Owl

CR — Critically Endangered

Physical Characteristics

Attribute	koala	Snowy Owl
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.

Snowy Owl

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Ecuador). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

koala

Iconic marsupial of eastern and southeastern Australia, koalas weigh up to 15 kg and spend up to 22 hours daily sleeping to conserve energy from their low-calorie eucalyptus leaf diet. Highly specialized to process toxic eucalyptus compounds that would kill most other mammals, they have gut microbiomes uniquely adapted for detoxification. Listed as Endangered in 2022, with populations decimated by chlamydia disease, habitat clearing, and climate change.

Snowy Owl

Snowy Owl (Bubo scandiacus) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.