Alexander's Swift vs Dusky catshark

Apus alexandri compared with Bythaelurus incanus

Key Differences

• Alexander's Swift is Least Concern while Dusky catshark is Data Deficient.

Taxonomic Classification

Rank	Alexander's Swift	Dusky catshark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Chondrichthyes (Cartilaginous Fish)
Order	Apodiformes (Apodiformes)	Carcharhiniformes (Ground Sharks)
Family	Apodidae	Scyliorhinidae
Genus	Apus	Bythaelurus
Species	Apus alexandri	Bythaelurus incanus

Evolutionary Relationship

Alexander's Swift and Dusky catshark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Alexander's Swift

LC — Least Concern

Dusky catshark

DD — Data Deficient

Physical Characteristics

Attribute	Alexander's Swift	Dusky catshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alexander's Swift

Habitat

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

Range

Found in Norway.

Dusky catshark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Alexander's Swift

The Alexander's Swift (Apus alexandri) is a species in the genus Apus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.