Double-crested Cormorant vs Guiana Dolphin

Phalacrocorax auritus compared with Sotalia guianensis

Key Differences

• Double-crested Cormorant is Least Concern while Guiana Dolphin is Data Deficient.

Taxonomic Classification

Rank	Double-crested Cormorant	Guiana Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Suliformes (Suliformes)	Cetacea (Whales & Dolphins)
Family	Phalacrocoracidae	Delphinidae (Oceanic Dolphins)
Genus	Phalacrocorax	Sotalia
Species	Phalacrocorax auritus	Sotalia guianensis

Evolutionary Relationship

Double-crested Cormorant and Guiana Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Double-crested Cormorant

LC — Least Concern

Guiana Dolphin

DD — Data Deficient

Physical Characteristics

Attribute	Double-crested Cormorant	Guiana Dolphin
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).

Guiana Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and 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.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia