Double-crested Cormorant vs Greedy Olalla Rat

Phalacrocorax auritus compared with Olallamys edax

Key Differences

• Double-crested Cormorant is Least Concern while Greedy Olalla Rat is Data Deficient.

Taxonomic Classification

Rank	Double-crested Cormorant	Greedy Olalla 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	Olallamys
Species	Phalacrocorax auritus	Olallamys edax

Evolutionary Relationship

Double-crested Cormorant and Greedy Olalla Rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Double-crested Cormorant

LC — Least Concern

Greedy Olalla Rat

DD — Data Deficient

Physical Characteristics

Attribute	Double-crested Cormorant	Greedy Olalla 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).

Greedy Olalla Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

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.