Blue Dolphin vs Common Raven

Stenella coeruleoalba compared with Corvus corax

Key Differences

• Blue Dolphin is Least Concern while Common Raven is Not Evaluated.

Taxonomic Classification

Rank	Blue Dolphin	Common Raven
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Passeriformes (Songbirds)
Family	Delphinidae (Oceanic Dolphins)	Corvidae (Crows & Ravens)
Genus	Stenella	Corvus (Crows & Ravens)
Species	Stenella coeruleoalba	Corvus corax

Evolutionary Relationship

Blue Dolphin and Common Raven share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blue Dolphin

LC — Least Concern

Common Raven

NE — Not Evaluated

Population: ~16.0M

Trend: Increasing ↑

Physical Characteristics

Attribute	Blue Dolphin	Common Raven
Diet	—	Omnivore
Average Lifespan	—	15 years
Average Length	—	60 cm
Average Weight	—	1.2 kg

Habitat & Geographic Range

Blue Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela).

Common Raven

Habitat

Typically found in a wide range of habitat types.

Range

Found across Europe (6 countries) and North America (United States).

Blue Dolphin

Blue Dolphin (Stenella coeruleoalba) 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.

Common Raven

One of the most intelligent birds known, common ravens demonstrate problem-solving abilities rivaling great apes, including tool use, planning, and deceptive behavior. Found across the Northern Hemisphere from Arctic tundra to deserts, ravens are highly adaptable omnivores. They form complex social hierarchies, engage in cooperative foraging, and have been observed engaging in play. Their intelligence and black plumage have made them figures of mythology across many cultures.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden