Ashy Sea Cucumber vs Koala

Holothuria cinerascens compared with Phascolarctos cinereus

Key Differences

Ashy Sea Cucumber is Least Concern while Koala is Vulnerable.

Taxonomic Classification

Rank	Ashy Sea Cucumber	Koala
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Echinodermata (Stachelhäuter)	Chordata (Chordatiere)
Class	Holothuroidea (Seegurke)	Mammalia (Säugetiere)
Order	Holothuriida (Holothuriida)	Diprotodontia (Marsupials)
Family	Holothuriidae	Phascolarctidae (Koalas)
Genus	Holothuria	Phascolarctos (Koalas)
Species	Holothuria cinerascens	Phascolarctos cinereus

Evolutionary Relationship

Ashy Sea Cucumber and Koala share a common ancestor at the Kingdom level: Animalia. (Tier)

Ansehen Kingdom: Animalia

Conservation Status

Ashy Sea Cucumber

LC — Least Concern

Koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Ashy Sea Cucumber	Koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Ashy Sea Cucumber

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

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.

Ashy Sea Cucumber

Ashy sea cucumber (Holothuria cinerascens) is a species in the genus Holothuria. It is listed as Least Concern on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

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.