Bridge Roller vs Cow-nosed ray

Ancylis uncella compared with Rhinoptera bonasus

Key Differences

• Bridge Roller is Least Concern while Cow-nosed ray is Vulnerable.

Taxonomic Classification

Rank	Bridge Roller	Cow-nosed ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Elasmobranchii
Order	Lepidoptera (Butterflies & Moths)	Myliobatiformes (Myliobatiformes)
Family	Tortricidae	Myliobatidae
Genus	Ancylis	Rhinoptera
Species	Ancylis uncella	Rhinoptera bonasus

Evolutionary Relationship

Bridge Roller and Cow-nosed ray share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bridge Roller

LC — Least Concern

Cow-nosed ray

VU — Vulnerable

Physical Characteristics

Attribute	Bridge Roller	Cow-nosed ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Bridge Roller

The Bridge Roller (Ancylis uncella) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.