Amur Hedgehog vs common tree frog

Erinaceus amurensis compared with Hyla arborea

Key Differences

• Amur Hedgehog is Least Concern while common tree frog is Critically Endangered.

Taxonomic Classification

Rank	Amur Hedgehog	common tree frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Erinaceomorpha (Erinaceomorpha)	Anura (Frogs & Toads)
Family	Erinaceidae	Hylidae
Genus	Erinaceus	Hyla
Species	Erinaceus amurensis	Hyla arborea

Evolutionary Relationship

Amur Hedgehog and common tree frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amur Hedgehog

LC — Least Concern

common tree frog

CR — Critically Endangered

Physical Characteristics

Attribute	Amur Hedgehog	common tree frog
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.

common tree frog

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (7 countries). Currently classified as Critically Endangered 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.

common tree frog

common tree frog (Hyla arborea) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.