arrow worm vs Bare-bellied Hedgehog

Parasagitta elegans compared with Paraechinus nudiventris

Key Differences

• arrow worm is Not Evaluated while Bare-bellied Hedgehog is Least Concern.

Taxonomic Classification

Rank	arrow worm	Bare-bellied Hedgehog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chaetognatha (arrow worms)	Chordata (Chordates)
Class	Sagittoidea (Sagittoidea)	Mammalia (Mammals)
Order	Aphragmophora (Aphragmophora)	Erinaceomorpha (Erinaceomorpha)
Family	Sagittidae	Erinaceidae
Genus	Parasagitta	Paraechinus
Species	Parasagitta elegans	Paraechinus nudiventris

Evolutionary Relationship

arrow worm and Bare-bellied Hedgehog share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

arrow worm

NE — Not Evaluated

Bare-bellied Hedgehog

LC — Least Concern

Physical Characteristics

Attribute	arrow worm	Bare-bellied Hedgehog
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.

Bare-bellied Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

arrow worm

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

Bare-bellied Hedgehog

The Bare-bellied Hedgehog (Paraechinus nudiventris) is a species in the genus Paraechinus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.