Northern Red-backed Vole vs Royal Tern

Myodes rutilus compared with Thalasseus maximus

Taxonomic Classification

Rank	Northern Red-backed Vole	Royal Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Charadriiformes (Charadriiformes)
Family	Cricetidae	Laridae
Genus	Myodes	Thalasseus
Species	Myodes rutilus	Thalasseus maximus

Evolutionary Relationship

Northern Red-backed Vole and Royal Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Northern Red-backed Vole

LC — Least Concern

Royal Tern

LC — Least Concern

Physical Characteristics

Attribute	Northern Red-backed Vole	Royal Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Northern Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Norway, Russia, and Sweden.

Royal Tern

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, Sweden, and Venezuela.

Royal Tern

Royal Tern (Thalasseus maximus) 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.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden