Brook Floater vs Greater white-toothed shrew

Alasmidonta varicosa compared with Crocidura russula

Key Differences

• Brook Floater is Vulnerable while Greater white-toothed shrew is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Greater white-toothed shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Unionida (Unionida)	Soricomorpha (Soricomorpha)
Family	Unionidae	Soricidae
Genus	Alasmidonta	Crocidura
Species	Alasmidonta varicosa	Crocidura russula

Evolutionary Relationship

Brook Floater and Greater white-toothed shrew share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Greater white-toothed shrew

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Greater white-toothed shrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

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

Greater white-toothed shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (7 countries).

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.