Blacktail spurdog vs Chestnut-flanked Sparrowhawk

Squalus melanurus compared with Accipiter castanilius

Key Differences

• Blacktail spurdog is Data Deficient while Chestnut-flanked Sparrowhawk is Least Concern.

Taxonomic Classification

Rank	Blacktail spurdog	Chestnut-flanked Sparrowhawk
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Squaliformes (Squaliformes)	Accipitriformes (Hawks & Eagles)
Family	Squalidae	Accipitridae (Hawks & Eagles)
Genus	Squalus	Accipiter
Species	Squalus melanurus	Accipiter castanilius

Evolutionary Relationship

Blacktail spurdog and Chestnut-flanked Sparrowhawk share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blacktail spurdog

DD — Data Deficient

Chestnut-flanked Sparrowhawk

LC — Least Concern

Physical Characteristics

Attribute	Blacktail spurdog	Chestnut-flanked Sparrowhawk
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Chestnut-flanked Sparrowhawk

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.

Blacktail spurdog

The Blacktail spurdog (Squalus melanurus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.

Chestnut-flanked Sparrowhawk

The Chestnut-flanked Sparrowhawk (Accipiter castanilius) is a species in the genus Accipiter. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.