Amur Hedgehog vs Leatherback Sea Turtle

Erinaceus amurensis compared with Dermochelys coriacea

Key Differences

• Amur Hedgehog is Least Concern while Leatherback Sea Turtle is Vulnerable.

Taxonomic Classification

Rank	Amur Hedgehog	Leatherback Sea Turtle
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Chordata (Kordalılar)	Chordata (Kordalılar)
Class	Mammalia (memeliler)	Reptilia (Sürüngenler)
Order	Erinaceomorpha (Erinaceomorpha)	Testudines (Kaplumbağa)
Family	Erinaceidae	Cheloniidae (Sea Turtles)
Genus	Erinaceus	Chelonia (Green Sea Turtles)
Species	Erinaceus amurensis	Dermochelys coriacea

Evolutionary Relationship

Amur Hedgehog and Leatherback Sea Turtle share a common ancestor at the Phylum level: Chordata. (Kordalılar)

Conservation Status

Amur Hedgehog

LC — Least Concern

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Amur Hedgehog	Leatherback Sea Turtle
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	2.0 m
Average Weight	—	500.0 kg

Habitat & Geographic Range

Amur Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan.

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.

Amur Hedgehog

The Amur Hedgehog (Erinaceus amurensis) is a species in the genus Erinaceus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Leatherback Sea Turtle

The leatherback is the largest living turtle and the fourth-heaviest reptile. Unlike other turtles, it has a soft, leathery shell.