Cow-nosed ray vs Lusitanian cow-nose ray

Rhinoptera bonasus compared with Rhinoptera marginata

Key Differences

• Cow-nosed ray is Vulnerable while Lusitanian cow-nose ray is Critically Endangered.

Taxonomic Classification

Rank	Cow-nosed ray	Lusitanian cow-nose ray
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Elasmobranchii	Elasmobranchii
Order same	Myliobatiformes (Bộ Cá đuối ó)	Myliobatiformes (Bộ Cá đuối ó)
Family same	Myliobatidae	Myliobatidae
Genus same	Rhinoptera	Rhinoptera
Species	Rhinoptera bonasus	Rhinoptera marginata

Evolutionary Relationship

Cow-nosed ray and Lusitanian cow-nose ray share a common ancestor at the Genus level: Rhinoptera.

Conservation Status

Cow-nosed ray

VU — Vulnerable

Lusitanian cow-nose ray

CR — Critically Endangered

Physical Characteristics

Attribute	Cow-nosed ray	Lusitanian cow-nose ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cow-nosed ray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

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

Lusitanian cow-nose ray