koala vs Желтобрюхая вьюрковая овсянка

Phascolarctos cinereus compared with Sporophila nigricollis

Key Differences

• koala is Vulnerable while Желтобрюхая вьюрковая овсянка is Least Concern.

Taxonomic Classification

Rank	koala	Желтобрюхая вьюрковая овсянка
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Mammalia (млекопитающие)	Aves (птицы)
Order	Diprotodontia (двурезцовые сумчатые)	Passeriformes (воробьинообразные)
Family	Phascolarctidae (Koalas)	Thraupidae
Genus	Phascolarctos (Koalas)	Sporophila
Species	Phascolarctos cinereus	Sporophila nigricollis

Evolutionary Relationship

koala and Желтобрюхая вьюрковая овсянка share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Желтобрюхая вьюрковая овсянка

LC — Least Concern

Physical Characteristics

Attribute	koala	Желтобрюхая вьюрковая овсянка
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.

Желтобрюхая вьюрковая овсянка

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Желтобрюхая вьюрковая овсянка

A small, distinctive seedeater with yellow underparts and a conspicuous black bib in males, yellow-bellied seedeaters inhabit weedy fields, forest edges, and grasslands from Costa Rica through South America to Argentina. Males have black upper parts with chestnut flanks contrasting with yellow belly. They form large flocks on grass seeds and agricultural weeds. Popular as cage birds in South America for the males' attractive plumage and melodious song. Listed as Least Concern with widespread and stable populations.