American Clawed Lobster vs koala

Homarus americanus compared with Phascolarctos cinereus

Key Differences

• American Clawed Lobster is Not Evaluated while koala is Vulnerable.

Taxonomic Classification

Rank	American Clawed Lobster	koala
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Arthropoda (节肢动物门)	Chordata (脊索动物门)
Class	Malacostraca (软甲纲)	Mammalia (哺乳動物)
Order	Decapoda (十足目)	Diprotodontia (雙門齒目)
Family	Nephropidae	Phascolarctidae (Koalas)
Genus	Homarus	Phascolarctos (Koalas)
Species	Homarus americanus	Phascolarctos cinereus

Evolutionary Relationship

American Clawed Lobster and koala share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

American Clawed Lobster

NE — Not Evaluated

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	American Clawed Lobster	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

American Clawed Lobster

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Widely distributed across Europe (8 countries), North America (Canada, United States), and South America (Colombia).

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.

American Clawed Lobster

美洲龙虾（Homarus americanus）尚未被IUCN红色名录正式评估，是世界上最具商业价值的海洋甲壳类之一，广泛分布于北美大西洋沿岸的岩石底质海域。该物种以两只不对称的大螯肢为显著特征，一只用于夹碎，另一只用于切割食物。美洲龙虾寿命可超过50年，个体重量记录最高达20千克以上。

koala

澳大利亚东部和东南部的标志性有袋类动物，体重最大可达15千克，为了节省低热量桉树叶食物所提供的能量，每天最多睡眠22小时。高度特化，能够处理会致大多数其他哺乳动物死亡的有毒桉树成分，拥有专门适应解毒功能的肠道微生物群。因衣原体病、栖息地开发和气候变化导致种群锐减，2022年被列为濒危物种。