Boreal Red-Backed Vole vs common bottlenose dolphin

Myodes gapperi compared with Tursiops truncatus

Taxonomic Classification

Rank	Boreal Red-Backed Vole	common bottlenose dolphin
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order	Rodentia (Bộ Gặm nhấm)	Cetacea (Whales & Dolphins)
Family	Cricetidae	Delphinidae (Oceanic Dolphins)
Genus	Myodes	Tursiops (Bottlenose Dolphins)
Species	Myodes gapperi	Tursiops truncatus

Evolutionary Relationship

Boreal Red-Backed Vole and common bottlenose dolphin share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Boreal Red-Backed Vole

LC — Least Concern

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Boreal Red-Backed Vole	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Boreal Red-Backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

common bottlenose dolphin

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Boreal Red-Backed Vole

The Boreal Red-backed Vole (Myodes gapperi) is a species in the genus Myodes. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

common bottlenose dolphin

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.