Guiana Dolphin vs Horned Grebe

Sotalia guianensis compared with Podiceps auritus

Key Differences

• Guiana Dolphin is Data Deficient while Horned Grebe is Vulnerable.

Taxonomic Classification

Rank	Guiana Dolphin	Horned Grebe
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Podicipediformes (Podicipediformes)
Family	Delphinidae (Oceanic Dolphins)	Podicipedidae
Genus	Sotalia	Podiceps
Species	Sotalia guianensis	Podiceps auritus

Evolutionary Relationship

Guiana Dolphin and Horned Grebe share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Guiana Dolphin

DD — Data Deficient

Horned Grebe

VU — Vulnerable

Physical Characteristics

Attribute	Guiana Dolphin	Horned Grebe
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guiana Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Horned Grebe

Habitat

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

Range

Found across Europe (6 countries) and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Horned Grebe

Horned Grebe (Podiceps auritus) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.