Carriker’s Speckled Tree-rat vs Northern, Pribilof, or Alaska fur seal

Pattonomys carrikeri compared with Callorhinus ursinus

Key Differences

• Carriker’s Speckled Tree-rat is Data Deficient while Northern, Pribilof, or Alaska fur seal is Vulnerable.

Taxonomic Classification

Rank	Carriker’s Speckled Tree-rat	Northern, Pribilof, or Alaska fur seal
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Carnivora (Carnivorans)
Family	Echimyidae	Otariidae
Genus	Pattonomys	Callorhinus
Species	Pattonomys carrikeri	Callorhinus ursinus

Evolutionary Relationship

Carriker’s Speckled Tree-rat and Northern, Pribilof, or Alaska fur seal share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Carriker’s Speckled Tree-rat

DD — Data Deficient

Northern, Pribilof, or Alaska fur seal

VU — Vulnerable

Physical Characteristics

Attribute	Carriker’s Speckled Tree-rat	Northern, Pribilof, or Alaska fur seal
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Carriker’s Speckled Tree-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Northern, Pribilof, or Alaska fur seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Russia and Ukraine. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Carriker’s Speckled Tree-rat

The Carriker’s Speckled Tree-rat (Pattonomys carrikeri) is a species in the genus Pattonomys. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.