Dwarf round ray vs Ontong Java Flying Fox

Urotrygon nana compared with Pteropus howensis

Key Differences

• Dwarf round ray is Near Threatened while Ontong Java Flying Fox is Critically Endangered.

Taxonomic Classification

Rank	Dwarf round ray	Ontong Java Flying Fox
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Chiroptera (Bats)
Family	Urotrygonidae	Pteropodidae (Fruit Bats)
Genus	Urotrygon	Pteropus (Flying Foxes)
Species	Urotrygon nana	Pteropus howensis

Evolutionary Relationship

Dwarf round ray and Ontong Java Flying Fox share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

Ontong Java Flying Fox

CR — Critically Endangered

Physical Characteristics

Attribute	Dwarf round ray	Ontong Java Flying Fox
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Ontong Java Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.