Leatherback Sea Turtle vs Tiger

Dermochelys coriacea compared with Panthera tigris

Key Differences

• Leatherback Sea Turtle is Vulnerable while Tiger is Endangered.
• Leatherback Sea Turtle is 2.3x heavier than Tiger.
• Leatherback Sea Turtle lives longer (50 years vs 20 years).

Taxonomic Classification

Rank	Leatherback Sea Turtle	Tiger
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	Testudines (カメ)	Carnivora (ネコ目)
Family	Cheloniidae (Sea Turtles)	Felidae (Cats)
Genus	Chelonia (Green Sea Turtles)	Panthera (Big Cats)
Species	Dermochelys coriacea	Panthera tigris

Evolutionary Relationship

Leatherback Sea Turtle and Tiger share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Tiger

EN — Endangered

Population: ~4.5K

Trend: Increasing ↑

Physical Characteristics

Attribute	Leatherback Sea Turtle	Tiger
Diet	Carnivore	Carnivore
Average Lifespan	50 years	20 years
Average Length	2.0 m	3.0 m
Average Weight	500.0 kg	220.0 kg

Habitat & Geographic Range

Leatherback Sea Turtle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Australasia and Indomalayan and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Costa Rica, Indonesia, Malaysia, and Trinidad and Tobago. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Tiger

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia and Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Leatherback Sea Turtle

オサガメは現存する最大のカメであり、爬虫類の中で4番目に重い種です。他のカメとは異なり、硬い甲羅ではなく柔らかく革のような皮膚に覆われています。

Tiger

地球上最大の野生ネコ科動物で、体重が300kgを超えることもあり、ロシア極東から東南アジアにかけての森林に生息する。まだら光の中で擬態効果を持つ独特のオレンジと黒の縞模様の毛皮を持つ単独待ち伏せ型捕食者である。密猟と森林破壊により野生個体数が4,000頭未満に減少した深刻な危機（CR）種である。