common bottlenose dolphin vs Common Raven

Tursiops truncatus compared with Corvus corax

Key Differences

• common bottlenose dolphin is Least Concern while Common Raven is Not Evaluated.
• common bottlenose dolphin is carnivore while Common Raven is omnivore.
• common bottlenose dolphin is 250.0x heavier than Common Raven.
• common bottlenose dolphin lives longer (45 years vs 15 years).

Taxonomic Classification

Rank	common bottlenose 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	Tursiops (Bottlenose Dolphins)	Corvus (Crows & Ravens)
Species	Tursiops truncatus	Corvus corax

Evolutionary Relationship

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

Conservation Status

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Common Raven

NE — Not Evaluated

Population: ~16.0M

Trend: Increasing ↑

Physical Characteristics

Attribute	common bottlenose dolphin	Common Raven
Diet	Carnivore	Omnivore
Average Lifespan	45 years	15 years
Average Length	3.0 m	60 cm
Average Weight	300.0 kg	1.2 kg

Habitat & Geographic Range

common bottlenose dolphin

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 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).

common bottlenose dolphin

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.

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