koala vs Wandering Whistling-Duck

Phascolarctos cinereus compared with Dendrocygna arcuata

Key Differences

koala is Vulnerable while Wandering Whistling-Duck is Least Concern.

Taxonomic Classification

Rank	koala	Wandering Whistling-Duck
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)	Anseriformes (bộ Ngỗng)
Family	Phascolarctidae (Koalas)	Anatidae
Genus	Phascolarctos (Koalas)	Dendrocygna
Species	Phascolarctos cinereus	Dendrocygna arcuata

Evolutionary Relationship

koala and Wandering Whistling-Duck share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Xem Phylum: Chordata

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Wandering Whistling-Duck

LC — Least Concern

Physical Characteristics

Attribute	koala	Wandering Whistling-Duck
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.

Wandering Whistling-Duck

Habitat

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

Range

Found across Asia (Singapore) and Europe (6 countries).

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.

Wandering Whistling-Duck

Wandering Whistling-Duck (Dendrocygna arcuata) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.