Four-toed Hedgehog vs Gadwall

Atelerix albiventris compared with Mareca strepera

Taxonomic Classification

Rank	Four-toed Hedgehog	Gadwall
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	Mareca
Species	Atelerix albiventris	Mareca strepera

Evolutionary Relationship

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

Conservation Status

Four-toed Hedgehog

LC — Least Concern

Gadwall

LC — Least Concern

Physical Characteristics

Attribute	Four-toed Hedgehog	Gadwall
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.

Gadwall

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia).

Gadwall

Gadwall (Mareca strepera) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.