Nerz vs Guiana Dolphin

Mustela lutreola compared with Sotalia guianensis

Key Differences

• Nerz is Extinct while Guiana Dolphin is Data Deficient.

Taxonomic Classification

Rank	Nerz	Guiana Dolphin
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order	Carnivora (Raubtiere)	Cetacea (Whales & Dolphins)
Family	Mustelidae (Weasels & Otters)	Delphinidae (Oceanic Dolphins)
Genus	Mustela	Sotalia
Species	Mustela lutreola	Sotalia guianensis

Evolutionary Relationship

Nerz and Guiana Dolphin share a common ancestor at the Class level: Mammalia. (Säugetiere)

Conservation Status

Nerz

EX — Extinct

Guiana Dolphin

DD — Data Deficient

Physical Characteristics

Attribute	Nerz	Guiana Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Nerz

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries).

Guiana Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.