dauphin de risso vs Fen Roller

Grampus griseus compared with Ancylis paludana

Key Differences

• dauphin de risso is Least Concern while Fen Roller is Near Threatened.

Taxonomic Classification

Rank	dauphin de risso	Fen Roller
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum	Chordata (Chordates)	Arthropoda (arthropodes)
Class	Mammalia (mammifères)	Insecta (insecte)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (Butterflies & Moths)
Family	Delphinidae (Oceanic Dolphins)	Tortricidae
Genus	Grampus	Ancylis
Species	Grampus griseus	Ancylis paludana

Evolutionary Relationship

dauphin de risso and Fen Roller share a common ancestor at the Kingdom level: Animalia. (animal)

Conservation Status

dauphin de risso

LC — Least Concern

Fen Roller

NT — Near Threatened

Physical Characteristics

Attribute	dauphin de risso	Fen Roller
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

dauphin de risso

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador, Venezuela).

Fen Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

dauphin de risso

The Calderon Gris (Grampus griseus) is a species in the genus Grampus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden