arrow worm vs Japanese Weasel

Parasagitta elegans compared with Mustela itatsi

Key Differences

• arrow worm is Not Evaluated while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	arrow worm	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chaetognatha (arrow worms)	Chordata (Chordates)
Class	Sagittoidea (Sagittoidea)	Mammalia (Mammals)
Order	Aphragmophora (Aphragmophora)	Carnivora (Carnivorans)
Family	Sagittidae	Mustelidae (Weasels & Otters)
Genus	Parasagitta	Mustela
Species	Parasagitta elegans	Mustela itatsi

Evolutionary Relationship

arrow worm and Japanese Weasel share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

arrow worm

NE — Not Evaluated

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	arrow worm	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arrow worm

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark and Norway.

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

arrow worm

The Arrow worm, Parasagitta elegans, is a species. Native to Europe, inhabiting ecosystems characteristic of the region.