American pygmy shrew vs Pallas's squirrel, Red-bellied tree squirrel

Sorex hoyi compared with Callosciurus erythraeus

Key Differences

• American pygmy shrew is Least Concern while Pallas's squirrel, Red-bellied tree squirrel is Not Evaluated.

Taxonomic Classification

Rank	American pygmy shrew	Pallas's squirrel, Red-bellied tree squirrel
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Soricomorpha (鼩形目)	Rodentia (啮齿目)
Family	Soricidae	Sciuridae (Squirrels)
Genus	Sorex	Callosciurus
Species	Sorex hoyi	Callosciurus erythraeus

Evolutionary Relationship

American pygmy shrew and Pallas's squirrel, Red-bellied tree squirrel share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

American pygmy shrew

LC — Least Concern

Pallas's squirrel, Red-bellied tree squirrel

NE — Not Evaluated

Physical Characteristics

Attribute	American pygmy shrew	Pallas's squirrel, Red-bellied tree squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American pygmy shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Pallas's squirrel, Red-bellied tree squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (China, Japan), Europe (8 countries), and South America (Argentina).

American pygmy shrew

The American pygmy shrew (Sorex hoyi) is a species in the genus Sorex. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.