Flat-skulled Shrew vs River Tern

Sorex roboratus compared with Sterna aurantia

Key Differences

• Flat-skulled Shrew is Least Concern while River Tern is Vulnerable.

Taxonomic Classification

Rank	Flat-skulled Shrew	River Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Soricomorpha (Soricomorpha)	Charadriiformes (Charadriiformes)
Family	Soricidae	Laridae
Genus	Sorex	Sterna
Species	Sorex roboratus	Sterna aurantia

Evolutionary Relationship

Flat-skulled Shrew and River Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Flat-skulled Shrew

LC — Least Concern

River Tern

VU — Vulnerable

Physical Characteristics

Attribute	Flat-skulled Shrew	River Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Flat-skulled Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

River Tern

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.