Chinese Crested Tern vs Four-toed Hedgehog

Thalasseus bernsteini compared with Atelerix albiventris

Key Differences

• Chinese Crested Tern is Critically Endangered while Four-toed Hedgehog is Least Concern.

Taxonomic Classification

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

Evolutionary Relationship

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

Conservation Status

Chinese Crested Tern

CR — Critically Endangered

Four-toed Hedgehog

LC — Least Concern

Physical Characteristics

Attribute	Chinese Crested Tern	Four-toed Hedgehog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chinese Crested Tern

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Distributed across Norway and Taiwan. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Four-toed Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Spain.

Chinese Crested Tern

The Chinese Crested Tern (Thalasseus bernsteini) is a species in the genus Thalasseus. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.