灰头小霸鹟 vs koala

Phyllomyias cinereiceps compared with Phascolarctos cinereus

Key Differences

• 灰头小霸鹟 is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	灰头小霸鹟	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	Tyrannidae	Phascolarctidae (Koalas)
Genus	Phyllomyias	Phascolarctos (Koalas)
Species	Phyllomyias cinereiceps	Phascolarctos cinereus

Evolutionary Relationship

灰头小霸鹟 and koala share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

灰头小霸鹟

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	灰头小霸鹟	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

灰头小霸鹟

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

灰头小霸鹟

灰头霸鹟（Phyllomyias griseiceps）是一种分布于南美洲的小型鸣禽，以其灰色的头顶而得名。该物种保护状态为无危（LC），通常栖息于热带和亚热带低地森林的冠层。

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。