梅花雀 vs koala

Estrilda astrild compared with Phascolarctos cinereus

Key Differences

• 梅花雀 is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	梅花雀	koala
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	Aves (鳥綱)	Mammalia (哺乳動物)
Order	Passeriformes (雀形目)	Diprotodontia (雙門齒目)
Family	Estrildidae	Phascolarctidae (Koalas)
Genus	Estrilda	Phascolarctos (Koalas)
Species	Estrilda astrild	Phascolarctos cinereus

Evolutionary Relationship

梅花雀 and koala share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

梅花雀

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

梅花雀

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests spanning the Australasia and Afrotropic realms.

Range

Widely distributed across Africa (Cabo Verde, Mauritius, Sao Tome and Principe), Asia (Taiwan, United Arab Emirates), Europe (9 countries), North America (Trinidad and Tobago, United States), Oceania and the Pacific (Vanuatu), and South America (Brazil, Uruguay).

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.

梅花雀

普通梅花雀是非洲分布最广的梅花雀，原产于撒哈拉以南非洲，但已被引入伊比利亚半岛、巴西、夏威夷及多个大西洋岛屿，成为世界上分布最广的笼鸟逃逸物种之一。这种小型活泼的雀类具有红色喙和穿过眼部的红色条纹，栖息于茂密的草地和水域附近。极具群居性，常与其他梅花雀科鸟类形成大型混合群。

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。