koala vs นกกาน้ำเล็ก

Phascolarctos cinereus compared with Microcarbo niger

Key Differences

• koala is Vulnerable while นกกาน้ำเล็ก is Least Concern.

Taxonomic Classification

Rank	koala	นกกาน้ำเล็ก
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Aves (นก)
Order	Diprotodontia (Marsupials)	Suliformes (Suliformes)
Family	Phascolarctidae (Koalas)	Phalacrocoracidae
Genus	Phascolarctos (Koalas)	Microcarbo
Species	Phascolarctos cinereus	Microcarbo niger

Evolutionary Relationship

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

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

นกกาน้ำเล็ก

LC — Least Concern

Physical Characteristics

Attribute	koala	นกกาน้ำเล็ก
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.

นกกาน้ำเล็ก

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.