Eurasian water shrew vs North American porcupine

Neomys fodiens compared with Erethizon dorsatus

Key Differences

• Eurasian water shrew is Endangered while North American porcupine is Least Concern.

Taxonomic Classification

Rank	Eurasian water shrew	North American porcupine
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Soricomorpha (อันดับตุ่น)	Rodentia (อันดับสัตว์ฟันแทะ)
Family	Soricidae	Erethizontidae
Genus	Neomys	Erethizon
Species	Neomys fodiens	Erethizon dorsatus

Evolutionary Relationship

Eurasian water shrew and North American porcupine share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Eurasian water shrew

EN — Endangered

North American porcupine

LC — Least Concern

Physical Characteristics

Attribute	Eurasian water shrew	North American porcupine
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.

North American porcupine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Eurasian water shrew

Eurasian water shrew (Neomys fodiens) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.