Cow-nosed ray vs Francois' langur

Rhinoptera bonasus compared with Trachypithecus francoisi

Key Differences

• Cow-nosed ray is Vulnerable while Francois' langur is Endangered.

Taxonomic Classification

Rank	Cow-nosed ray	Francois' langur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Primates (Primates)
Family	Myliobatidae	Cercopithecidae (Old World Monkeys)
Genus	Rhinoptera	Trachypithecus
Species	Rhinoptera bonasus	Trachypithecus francoisi

Evolutionary Relationship

Cow-nosed ray and Francois' langur share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Cow-nosed ray

VU — Vulnerable

Francois' langur

EN — Endangered

Physical Characteristics

Attribute	Cow-nosed ray	Francois' langur
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.

Francois' langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.