American pygmy shrew vs Ray's Knotgrass

Sorex hoyi compared with Polygonum oxyspermum

Key Differences

• American pygmy shrew is Least Concern while Ray's Knotgrass is Endangered.

Taxonomic Classification

Rank	American pygmy shrew	Ray's Knotgrass
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Soricomorpha (Soricomorpha)	Caryophyllales (Caryophyllales)
Family	Soricidae	Polygonaceae
Genus	Sorex	Polygonum
Species	Sorex hoyi	Polygonum oxyspermum

Conservation Status

American pygmy shrew

LC — Least Concern

Ray's Knotgrass

EN — Endangered

Physical Characteristics

Attribute	American pygmy shrew	Ray's Knotgrass
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.

Ray's Knotgrass

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

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

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.