koala vs 白腹棕尾蜂鸟

Phascolarctos cinereus compared with Chalybura buffonii

Key Differences

• koala is Vulnerable while 白腹棕尾蜂鸟 is Least Concern.

Taxonomic Classification

Rank	koala	白腹棕尾蜂鸟
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)	Chalybura
Species	Phascolarctos cinereus	Chalybura buffonii

Evolutionary Relationship

koala and 白腹棕尾蜂鸟 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

白腹棕尾蜂鸟

LC — Least Concern

Physical Characteristics

Attribute	koala	白腹棕尾蜂鸟
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.

白腹棕尾蜂鸟

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。

白腹棕尾蜂鸟

白腹翠羽蜂鸟是一种以其白色尾下覆羽命名的中大型蜂鸟，具有闪亮的绿色羽毛和鲜艳的粉红红色喙，分布于巴拿马向东至委内瑞拉和特立尼达的南美洲北部潮湿低地及山麓森林。栖息于海拔1400米以内的林缘和林间空地。雄鸟积极捍卫领地。在分布范围内是大花螺旋鸟蕉及其他热带林下植物的重要传粉者。