Four-toed Hedgehog vs Greater Crested Tern

Atelerix albiventris compared with Thalasseus bergii

Taxonomic Classification

Rank	Four-toed Hedgehog	Greater Crested Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Erinaceomorpha (Erinaceomorpha)	Charadriiformes (Charadriiformes)
Family	Erinaceidae	Laridae
Genus	Atelerix	Thalasseus
Species	Atelerix albiventris	Thalasseus bergii

Evolutionary Relationship

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

Conservation Status

Four-toed Hedgehog

LC — Least Concern

Greater Crested Tern

LC — Least Concern

Physical Characteristics

Attribute	Four-toed Hedgehog	Greater Crested Tern
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.

Greater Crested Tern

Habitat

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

Range

Found in Norway.