Eden's whale vs Smooth hound

Balaenoptera edeni compared with Triakis maculata

Key Differences

• Eden's whale is Data Deficient while Smooth hound is Critically Endangered.

Taxonomic Classification

Rank	Eden's whale	Smooth hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Cetacea (Whales & Dolphins)	Carcharhiniformes (Ground Sharks)
Family	Balaenopteridae (Rorquals)	Triakidae
Genus	Balaenoptera (Rorquals)	Triakis
Species	Balaenoptera edeni	Triakis maculata

Evolutionary Relationship

Eden's whale and Smooth hound share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eden's whale

DD — Data Deficient

Smooth hound

CR — Critically Endangered

Physical Characteristics

Attribute	Eden's whale	Smooth hound
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eden's whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Smooth hound

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Found in Chile. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.