Oso negro vs Challenger skate

Ursus americanus compared with Rajella challengeri

Taxonomic Classification

Rank	Oso negro	Challenger skate
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Carnivora (carnívoros)	Rajiformes (Rajiformes)
Family	Ursidae (Bears)	Rajidae
Genus	Ursus (Bears)	Rajella
Species	Ursus americanus	Rajella challengeri

Evolutionary Relationship

Oso negro and Challenger skate share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Oso negro

LC — Least Concern

Challenger skate

LC — Least Concern

Physical Characteristics

Attribute	Oso negro	Challenger skate
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Oso negro

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Challenger skate

Oso negro

The American black bear (Ursus americanus) is a species in the genus Ursus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Challenger skate

The Challenger skate (Rajella challengeri) is a species in the genus Rajella. It is currently classified as Least Concern on the IUCN Red List.