Eurasian water shrew vs Greedy Olalla Rat

Neomys fodiens compared with Olallamys edax

Key Differences

• Eurasian water shrew is Endangered while Greedy Olalla Rat is Data Deficient.

Taxonomic Classification

Rank	Eurasian water shrew	Greedy Olalla Rat
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	Echimyidae
Genus	Neomys	Olallamys
Species	Neomys fodiens	Olallamys edax

Evolutionary Relationship

Eurasian water shrew and Greedy Olalla Rat share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Eurasian water shrew

EN — Endangered

Greedy Olalla Rat

DD — Data Deficient

Physical Characteristics

Attribute	Eurasian water shrew	Greedy Olalla Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian water shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Greedy Olalla Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Eurasian water shrew

欧洲水鼩鼱（Neomys fodiens）在IUCN红色名录中被列为濒危（EN）物种。在野外面临高度灭绝风险，种群数量显著下降，生存面临持续威胁。