Cownose ray vs Lesser Capybara

Rhinoptera javanica compared with Hydrochoerus isthmius

Key Differences

• Cownose ray is Endangered while Lesser Capybara is Data Deficient.

Taxonomic Classification

Rank	Cownose ray	Lesser Capybara
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Myliobatidae	Caviidae
Genus	Rhinoptera	Hydrochoerus
Species	Rhinoptera javanica	Hydrochoerus isthmius

Evolutionary Relationship

Cownose ray and Lesser Capybara share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Cownose ray

EN — Endangered

Lesser Capybara

DD — Data Deficient

Physical Characteristics

Attribute	Cownose ray	Lesser Capybara
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cownose ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Lesser Capybara

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.