koala vs 辉紫耳蜂鸟

Phascolarctos cinereus compared with Colibri coruscans

Key Differences

• koala is Vulnerable while 辉紫耳蜂鸟 is Least Concern.

Taxonomic Classification

Rank	koala	辉紫耳蜂鸟
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)	Apodiformes (雨燕目)
Family	Phascolarctidae (Koalas)	Trochilidae
Genus	Phascolarctos (Koalas)	Colibri
Species	Phascolarctos cinereus	Colibri coruscans

Evolutionary Relationship

koala and 辉紫耳蜂鸟 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

辉紫耳蜂鸟

LC — Least Concern

Physical Characteristics

Attribute	koala	辉紫耳蜂鸟
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.

辉紫耳蜂鸟

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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。

辉紫耳蜂鸟

一种栖息于安第斯山脉和委内瑞拉高地特普伊山的大型华丽蜂鸟，拥有闪耀的蓝绿色羽毛和在阳光下强烈闪光的虹彩紫蓝色耳斑和颏部，名副其实。分布于委内瑞拉、哥伦比亚、厄瓜多尔和秘鲁海拔1,200至3,000米的山地森林和灌木丛。是最常见的安第斯蜂鸟之一，在花卉群落中具有高度的攻击性和鸣声领地防御行为。