Dwarf round ray vs North Atlantic right whale

Urotrygon nana compared with Eubalaena glacialis

Key Differences

• Dwarf round ray is Near Threatened while North Atlantic right whale is Extinct.

Taxonomic Classification

Rank	Dwarf round ray	North Atlantic right whale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Cetacea (Whales & Dolphins)
Family	Urotrygonidae	Balaenidae
Genus	Urotrygon	Eubalaena
Species	Urotrygon nana	Eubalaena glacialis

Evolutionary Relationship

Dwarf round ray and North Atlantic right whale share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

North Atlantic right whale

EX — Extinct

Physical Characteristics

Attribute	Dwarf round ray	North Atlantic right whale
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

North Atlantic right whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.