Albuja’s Climbing Rat vs Humpback smooth hound

Rhipidomys albujai compared with Mustelus whitneyi

Key Differences

• Albuja’s Climbing Rat is Data Deficient while Humpback smooth hound is Critically Endangered.

Taxonomic Classification

Rank	Albuja’s Climbing Rat	Humpback smooth hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Rodentia (Rodents)	Carcharhiniformes (Ground Sharks)
Family	Cricetidae	Triakidae
Genus	Rhipidomys	Mustelus
Species	Rhipidomys albujai	Mustelus whitneyi

Evolutionary Relationship

Albuja’s Climbing Rat and Humpback smooth hound share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Albuja’s Climbing Rat

DD — Data Deficient

Humpback smooth hound

CR — Critically Endangered

Physical Characteristics

Attribute	Albuja’s Climbing Rat	Humpback smooth hound
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Albuja’s Climbing Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Humpback smooth hound

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

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

Albuja’s Climbing Rat

The Albuja’s Climbing Rat (Rhipidomys albujai) is a species in the genus Rhipidomys. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in diverse terrestrial and aquatic ecosystems.