chestnut worm vs Hooded seal

Lumbricus castaneus compared with Cystophora cristata

Key Differences

• chestnut worm is Not Evaluated while Hooded seal is Endangered.

Taxonomic Classification

Rank	chestnut worm	Hooded seal
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Annelida (Segmented Worms)	Chordata (Chordates)
Class	Clitellata (Clitellata)	Mammalia (Mammals)
Order	Crassiclitellata (Crassiclitellata)	Pinnipedia (Seals & Sea Lions)
Family	Lumbricidae	Phocidae (True Seals)
Genus	Lumbricus	Cystophora
Species	Lumbricus castaneus	Cystophora cristata

Evolutionary Relationship

chestnut worm and Hooded seal share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

chestnut worm

NE — Not Evaluated

Hooded seal

EN — Endangered

Physical Characteristics

Attribute	chestnut worm	Hooded seal
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

chestnut worm

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Hooded seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

chestnut worm

The chestnut worm (Lumbricus castaneus) is a species in the genus Lumbricus. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway