Courlis de Sibérie vs koala

Numenius madagascariensis compared with Phascolarctos cinereus

Key Differences

• Courlis de Sibérie is Endangered while koala is Vulnerable.

Taxonomic Classification

Rank	Courlis de Sibérie	koala
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (oiseau)	Mammalia (mammifères)
Order	Charadriiformes (Charadriiformes)	Diprotodontia (Marsupials)
Family	Scolopacidae	Phascolarctidae (Koalas)
Genus	Numenius	Phascolarctos (Koalas)
Species	Numenius madagascariensis	Phascolarctos cinereus

Evolutionary Relationship

Courlis de Sibérie and koala share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Courlis de Sibérie

EN — Endangered

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Courlis de Sibérie	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Courlis de Sibérie

Habitat

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

Range

Distributed across Norway and Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

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.