Four-toed Hedgehog vs Redhead

Atelerix albiventris compared with Aythya americana

Key Differences

• Four-toed Hedgehog is Least Concern while Redhead is Not Evaluated.

Taxonomic Classification

Rank	Four-toed Hedgehog	Redhead
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Erinaceomorpha (Erinaceomorpha)	Anseriformes (Anseriformes)
Family	Erinaceidae	Anatidae
Genus	Atelerix	Aythya
Species	Atelerix albiventris	Aythya americana

Evolutionary Relationship

Four-toed Hedgehog and Redhead share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Four-toed Hedgehog

LC — Least Concern

Redhead

NE — Not Evaluated

Physical Characteristics

Attribute	Four-toed Hedgehog	Redhead
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Four-toed Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Spain.

Redhead

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (7 countries) and North America (United States).

Redhead

Redhead (Aythya americana) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.