Dusky catshark vs Schwertwal

Bythaelurus incanus compared with Orcinus orca

Taxonomic Classification

Rank	Dusky catshark	Schwertwal
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Chondrichthyes (Knorpelfische)	Mammalia (Säugetiere)
Order	Carcharhiniformes (Grundhaie)	Cetacea (Whales & Dolphins)
Family	Scyliorhinidae	Delphinidae (Oceanic Dolphins)
Genus	Bythaelurus	Orcinus (Orcas)
Species	Bythaelurus incanus	Orcinus orca

Evolutionary Relationship

Dusky catshark and Schwertwal share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Dusky catshark

DD — Data Deficient

Schwertwal

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

Physical Characteristics

Attribute	Dusky catshark	Schwertwal
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	8.0 m
Average Weight	—	5.4 t

Habitat & Geographic Range

Dusky catshark

Habitat

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

Schwertwal

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador, Venezuela).

Schwertwal

The largest member of the dolphin family, orcas reach up to 9 meters and 6 tonnes and are found in every ocean from Arctic to Antarctic. Apex predators living in matrilineal pods with distinct dialects, hunting strategies, and cultural traditions that differ between populations. Some populations specialize in fish, others in marine mammals. No natural predators; orcas sit at the top of every marine food chain they inhabit.