Four-toed Hedgehog vs Red-Necked Grebe

Atelerix albiventris compared with Podiceps grisegena

Key Differences

• Four-toed Hedgehog is Least Concern while Red-Necked Grebe is Not Evaluated.

Taxonomic Classification

Rank	Four-toed Hedgehog	Red-Necked Grebe
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Erinaceomorpha (Erinaceomorpha)	Podicipediformes (Podicipediformes)
Family	Erinaceidae	Podicipedidae
Genus	Atelerix	Podiceps
Species	Atelerix albiventris	Podiceps grisegena

Evolutionary Relationship

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

Conservation Status

Four-toed Hedgehog

LC — Least Concern

Red-Necked Grebe

NE — Not Evaluated

Physical Characteristics

Attribute	Four-toed Hedgehog	Red-Necked Grebe
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.

Red-Necked Grebe

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

Red-Necked Grebe

Red-Necked Grebe (Podiceps grisegena) 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.