Hooded seal vs Square-spot Deerfly

Cystophora cristata compared with Chrysops viduatus

Key Differences

• Hooded seal is Endangered while Square-spot Deerfly is Least Concern.

Taxonomic Classification

Rank	Hooded seal	Square-spot Deerfly
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Pinnipedia (Seals & Sea Lions)	Diptera (Diptera)
Family	Phocidae (True Seals)	Tabanidae
Genus	Cystophora	Chrysops
Species	Cystophora cristata	Chrysops viduatus

Evolutionary Relationship

Hooded seal and Square-spot Deerfly share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Hooded seal

EN — Endangered

Square-spot Deerfly

LC — Least Concern

Physical Characteristics

Attribute	Hooded seal	Square-spot Deerfly
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Square-spot Deerfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway