灰头牡丹鹦鹉 vs koala

Agapornis canus compared with Phascolarctos cinereus

Key Differences

• 灰头牡丹鹦鹉 is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	灰头牡丹鹦鹉	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	Psittaciformes (鹦形目)	Diprotodontia (雙門齒目)
Family	Psittacidae (True Parrots)	Phascolarctidae (Koalas)
Genus	Agapornis	Phascolarctos (Koalas)
Species	Agapornis canus	Phascolarctos cinereus

Evolutionary Relationship

灰头牡丹鹦鹉 and koala share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

灰头牡丹鹦鹉

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	灰头牡丹鹦鹉	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

灰头牡丹鹦鹉

Habitat

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

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom.

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.

灰头牡丹鹦鹉

作为马达加斯加唯一原生的情侣鹦鹉物种，灰头情侣鹦鹉（又称马达加斯加情侣鹦鹉）是两性异形最为显著的情侣鹦鹉之一，雄鸟淡灰色的头部和颈部与鲜绿色的体羽形成鲜明对比，而雌鸟则全身绿色。它们栖息于马达加斯加的林缘、灌丛和农耕地，并已被引入一些邻近岛屿。与非洲情侣鹦鹉相比，人工饲养相对较少。被列为IUCN无危物种。

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。