Komodo Dragon vs Leatherback Sea Turtle

Varanus komodoensis compared with Dermochelys coriacea

Key Differences

• Komodo Dragon is Endangered while Leatherback Sea Turtle is Vulnerable.
• Leatherback Sea Turtle is 7.1x heavier than Komodo Dragon.
• Leatherback Sea Turtle lives longer (50 years vs 30 years).

Taxonomic Classification

Rank	Komodo Dragon	Leatherback Sea Turtle
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Reptilia (爬虫類)	Reptilia (爬虫類)
Order	Squamata (有鱗目)	Testudines (カメ)
Family	Varanidae (Monitor Lizards)	Cheloniidae (Sea Turtles)
Genus	Varanus (Monitor Lizards)	Chelonia (Green Sea Turtles)
Species	Varanus komodoensis	Dermochelys coriacea

Evolutionary Relationship

Komodo Dragon and Leatherback Sea Turtle share a common ancestor at the Class level: Reptilia. (爬虫類)

Conservation Status

Komodo Dragon

EN — Endangered

Population: ~3.5K

Trend: Stable →

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Komodo Dragon	Leatherback Sea Turtle
Diet	Carnivore	Carnivore
Average Lifespan	30 years	50 years
Average Length	2.6 m	2.0 m
Average Weight	70.0 kg	500.0 kg

Habitat & Geographic Range

Komodo Dragon

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 4 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Indonesia. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

Komodo Dragon

コモドオオトカゲ（Varanus komodoensis）は現存する最大のトカゲである。インドネシアのいくつかの島にのみ生息している。

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。

Shared Countries

Both species can be found in 1 countries:

🇮🇩 Indonesia