Guiana Dolphin vs Triangle-marked Roller

Sotalia guianensis compared with Ancylis achatana

Key Differences

• Guiana Dolphin is Data Deficient while Triangle-marked Roller is Vulnerable.

Taxonomic Classification

Rank	Guiana Dolphin	Triangle-marked Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (Butterflies & Moths)
Family	Delphinidae (Oceanic Dolphins)	Tortricidae
Genus	Sotalia	Ancylis
Species	Sotalia guianensis	Ancylis achatana

Evolutionary Relationship

Guiana Dolphin and Triangle-marked Roller share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Guiana Dolphin

DD — Data Deficient

Triangle-marked Roller

VU — Vulnerable

Physical Characteristics

Attribute	Guiana Dolphin	Triangle-marked Roller
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.

Triangle-marked Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.