Double-crested Cormorant vs Pacific Spiny-rat

Phalacrocorax auritus compared with Proechimys decumanus

Key Differences

• Double-crested Cormorant is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Double-crested Cormorant	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Suliformes (Suliformes)	Rodentia (Rodents)
Family	Phalacrocoracidae	Echimyidae
Genus	Phalacrocorax	Proechimys
Species	Phalacrocorax auritus	Proechimys decumanus

Evolutionary Relationship

Double-crested Cormorant and Pacific Spiny-rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Double-crested Cormorant

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Double-crested Cormorant	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Double-crested Cormorant

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia).

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Double-crested Cormorant

Double-crested Cormorant (Phalacrocorax auritus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.