Boulder Star Coral vs koala

Orbicella annularis compared with Phascolarctos cinereus

Key Differences

Boulder Star Coral is Endangered while koala is Vulnerable.

Taxonomic Classification

Rank	Boulder Star Coral	koala
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Cnidaria (刺胞動物)	Chordata (脊索動物)
Class	Anthozoa	Mammalia (哺乳類)
Order	Scleractinia (イシサンゴ目)	Diprotodontia (カンガルー目)
Family	Merulinidae	Phascolarctidae (Koalas)
Genus	Orbicella	Phascolarctos (Koalas)
Species	Orbicella annularis	Phascolarctos cinereus

Evolutionary Relationship

Boulder Star Coral and koala share a common ancestor at the Kingdom level: Animalia. (動物)

表示 Kingdom: Animalia

Conservation Status

Boulder Star Coral

EN — Endangered

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Boulder Star Coral	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Boulder Star Coral

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Venezuela. 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.

Boulder Star Coral

The Boulder Star Coral (Orbicella annularis) is a species in the genus Orbicella. It is currently classified as Endangered on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.

koala

オーストラリア東部・南東部を代表する有袋類で、体重は最大15kgに達し、低カロリーのユーカリの葉食から得るエネルギーを節約するために1日最大22時間を睡眠に費やす。他の哺乳類の多くを死に至らしめる有毒なユーカリ成分を処理するために高度に特化しており、解毒に特別に適応した腸内微生物叢を持つ。クラミジア感染症、生息地の伐採、気候変動により個体数が激減し、2022年に絶滅危惧種に指定された。