vs koala

Euglena gracilis compared with Phascolarctos cinereus

Key Differences

• is Not Evaluated while koala is Vulnerable.

Taxonomic Classification

Rank		koala
Kingdom	Protozoa (原生動物)	Animalia (动物界)
Phylum	Euglenozoa (裸藻门)	Chordata (脊索动物门)
Class	Euglenoidea (裸藻纲)	Mammalia (哺乳動物)
Order	Euglenida (裸藻目)	Diprotodontia (雙門齒目)
Family	Euglenaceae	Phascolarctidae (Koalas)
Genus	Euglena	Phascolarctos (Koalas)
Species	Euglena gracilis	Phascolarctos cinereus

Conservation Status

NE — Not Evaluated

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Habitat

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

Range

Distributed across Brazil, Norway, Sweden, and 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.

纤细裸藻（Euglena gracilis）是全球淡水环境中发现的研究最充分的单细胞裸藻鞭毛虫。属混合营养型，在光照下能进行光合作用，在黑暗中能进行异养摄食，对不同光照条件具有高度适应性。是细胞生物学和生物技术研究中最常用的模式生物之一。

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。