Gharial vs koala

Gavialis gangeticus compared with Phascolarctos cinereus

Key Differences

Gharial is Critically Endangered while koala is Vulnerable.
Gharial is carnivore while koala is herbivore.
Gharial is 20.0x heavier than koala.
Gharial lives longer (60 years vs 15 years).

Taxonomic Classification

Rank	Gharial	koala
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Reptilia (爬虫類)	Mammalia (哺乳類)
Order	Crocodylia (Crocodilians)	Diprotodontia (カンガルー目)
Family	Crocodylidae (Crocodiles)	Phascolarctidae (Koalas)
Genus	Crocodylus (True Crocodiles)	Phascolarctos (Koalas)
Species	Gavialis gangeticus	Phascolarctos cinereus

Evolutionary Relationship

Gharial and koala share a common ancestor at the Phylum level: Chordata. (脊索動物)

表示 Phylum: Chordata

Conservation Status

Gharial

CR — Critically Endangered

Population: ~650

Trend: Increasing ↑

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Gharial	koala
Diet	Carnivore	Herbivore
Average Lifespan	60 years	15 years
Average Length	5.0 m	75 cm
Average Weight	200.0 kg	10.0 kg

Habitat & Geographic Range

Gharial

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical coniferous forests, and temperate broadleaf and mixed forests, among 6 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across India and Nepal. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

Gharial

ガビアル（Gavialis gangeticus）は非常に長く細い吻を持つ魚食性のワニ目動物である。成体が700頭未満の深刻な絶滅危惧種である。

koala

オーストラリア東部・南東部を代表する有袋類で、体重は最大15kgに達し、低カロリーのユーカリの葉食から得るエネルギーを節約するために1日最大22時間を睡眠に費やす。他の哺乳類の多くを死に至らしめる有毒なユーカリ成分を処理するために高度に特化しており、解毒に特別に適応した腸内微生物叢を持つ。クラミジア感染症、生息地の伐採、気候変動により個体数が激減し、2022年に絶滅危惧種に指定された。