Guiana Dolphin vs Least Bittern

Sotalia guianensis compared with Ixobrychus exilis

Key Differences

• Guiana Dolphin is Data Deficient while Least Bittern is Least Concern.

Taxonomic Classification

Rank	Guiana Dolphin	Least Bittern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Pelecaniformes (Pelecaniformes)
Family	Delphinidae (Oceanic Dolphins)	Ardeidae
Genus	Sotalia	Ixobrychus
Species	Sotalia guianensis	Ixobrychus exilis

Evolutionary Relationship

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

Conservation Status

Guiana Dolphin

DD — Data Deficient

Least Bittern

LC — Least Concern

Physical Characteristics

Attribute	Guiana Dolphin	Least Bittern
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.

Least Bittern

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, and Venezuela.

Least Bittern

Least Bittern (Ixobrychus exilis) 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 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela