koala vs Straw-tailed Whydah

Phascolarctos cinereus compared with Vidua fischeri

Key Differences

• koala is Vulnerable while Straw-tailed Whydah is Least Concern.

Taxonomic Classification

Rank	koala	Straw-tailed Whydah
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Mammalia (lớp Thú)	Aves (chim)
Order	Diprotodontia (Thú hai răng trước)	Passeriformes (bộ Sẻ)
Family	Phascolarctidae (Koalas)	Viduidae
Genus	Phascolarctos (Koalas)	Vidua
Species	Phascolarctos cinereus	Vidua fischeri

Evolutionary Relationship

koala and Straw-tailed Whydah share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Straw-tailed Whydah

LC — Least Concern

Physical Characteristics

Attribute	koala	Straw-tailed Whydah
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.

Straw-tailed Whydah

Habitat

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

Range

Found in Norway.

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.