flat-backed millipede vs Hooded seal

Polydesmus complanatus compared with Cystophora cristata

Key Differences

• flat-backed millipede is Least Concern while Hooded seal is Endangered.

Taxonomic Classification

Rank	flat-backed millipede	Hooded seal
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Diplopoda (Diplopoda)	Mammalia (Mammals)
Order	Polydesmida (Polydesmida)	Pinnipedia (Seals & Sea Lions)
Family	Polydesmidae	Phocidae (True Seals)
Genus	Polydesmus	Cystophora
Species	Polydesmus complanatus	Cystophora cristata

Evolutionary Relationship

flat-backed millipede and Hooded seal share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

flat-backed millipede

LC — Least Concern

Hooded seal

EN — Endangered

Physical Characteristics

Attribute	flat-backed millipede	Hooded seal
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

flat-backed millipede

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway