koala vs 紫背彩裸鼻雀

Phascolarctos cinereus compared with Iridosornis porphyrocephalus

Key Differences

• koala is Vulnerable while 紫背彩裸鼻雀 is Near Threatened.

Taxonomic Classification

Rank	koala	紫背彩裸鼻雀
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Mammalia (哺乳動物)	Aves (鳥綱)
Order	Diprotodontia (雙門齒目)	Passeriformes (雀形目)
Family	Phascolarctidae (Koalas)	Thraupidae
Genus	Phascolarctos (Koalas)	Iridosornis
Species	Phascolarctos cinereus	Iridosornis porphyrocephalus

Evolutionary Relationship

koala and 紫背彩裸鼻雀 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

紫背彩裸鼻雀

NT — Near Threatened

Physical Characteristics

Attribute	koala	紫背彩裸鼻雀
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.

紫背彩裸鼻雀

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, and Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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。

紫背彩裸鼻雀

紫肩唐纳雀（Iridosornis porphyrocephalus）是深紫蓝色肩背与栗色胁部、黑色脸部和翅膀形成强烈对比的华美安第斯唐纳雀。分布于哥伦比亚和厄瓜多尔海拔1000至2200米的湿润云雾林和林缘。雄鸟在林冠光线下展现出闪亮彩虹般的紫色肩背羽毛。成对或小群活动于林内及林缘，取食果实和昆虫。因哥伦比亚和厄瓜多尔云雾林大量砍伐而被列为易危（VU）。