Amur Hedgehog vs

Erinaceus amurensis compared with Nitzschia flexa

Key Differences

• Amur Hedgehog is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Amur Hedgehog
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Ochrophyta (Ochrophyta)
Class	Mammalia (Mammals)	Bacillariophyceae (Bacillariophyceae)
Order	Erinaceomorpha (Erinaceomorpha)	Bacillariales (Bacillariales)
Family	Erinaceidae	Bacillariaceae
Genus	Erinaceus	Nitzschia
Species	Erinaceus amurensis	Nitzschia flexa

Conservation Status

Amur Hedgehog

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Amur Hedgehog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amur Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

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.

Nitzschia flexa is a pennate diatom (class Bacillariophyceae) with a characteristically curved or bent raphe system that gives the genus its distinctive appearance. It inhabits freshwater to brackish environments and contributes to benthic and planktonic algal communities. As a photosynthetic microalga, it plays a foundational role in aquatic food webs and primary production.