chestnut worm vs Giant Otter

Lumbricus castaneus compared with Pteronura brasiliensis

Key Differences

• chestnut worm is Not Evaluated while Giant Otter is Endangered.

Taxonomic Classification

Rank	chestnut worm	Giant Otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Annelida (Segmented Worms)	Chordata (Chordates)
Class	Clitellata (Clitellata)	Mammalia (Mammals)
Order	Crassiclitellata (Crassiclitellata)	Carnivora (Carnivorans)
Family	Lumbricidae	Mustelidae (Weasels & Otters)
Genus	Lumbricus	Pteronura
Species	Lumbricus castaneus	Pteronura brasiliensis

Evolutionary Relationship

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

Conservation Status

chestnut worm

NE — Not Evaluated

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	chestnut worm	Giant Otter
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.

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. 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.