Arnoux's beaked whale vs arrow worm

Berardius arnuxii compared with Parasagitta elegans

Key Differences

• Arnoux's beaked whale is Least Concern while arrow worm is Not Evaluated.

Taxonomic Classification

Rank	Arnoux's beaked whale	arrow worm
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Chaetognatha (arrow worms)
Class	Mammalia (Mammals)	Sagittoidea (Sagittoidea)
Order	Cetacea (Whales & Dolphins)	Aphragmophora (Aphragmophora)
Family	Hyperoodontidae	Sagittidae
Genus	Berardius	Parasagitta
Species	Berardius arnuxii	Parasagitta elegans

Evolutionary Relationship

Arnoux's beaked whale and arrow worm share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arnoux's beaked whale

LC — Least Concern

arrow worm

NE — Not Evaluated

Physical Characteristics

Attribute	Arnoux's beaked whale	arrow worm
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arnoux's beaked whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

arrow worm

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark and Norway.

Arnoux's beaked whale

The Arnoux's beaked whale, Berardius arnuxii, is a species. It is currently assessed as least concern on the IUCN Red List. 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.