Dwarf round ray vs Lesser Cachalot

Urotrygon nana compared with Kogia breviceps

Key Differences

• Dwarf round ray is Near Threatened while Lesser Cachalot is Data Deficient.

Taxonomic Classification

Rank	Dwarf round ray	Lesser Cachalot
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Cetacea (Whales & Dolphins)
Family	Urotrygonidae	Kogiidae
Genus	Urotrygon	Kogia
Species	Urotrygon nana	Kogia breviceps

Evolutionary Relationship

Dwarf round ray and Lesser Cachalot share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

Lesser Cachalot

DD — Data Deficient

Physical Characteristics

Attribute	Dwarf round ray	Lesser Cachalot
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Lesser Cachalot

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, Portugal, Sweden, and Taiwan.