Blue Dolphin vs Marbled Orbweaver

Stenella coeruleoalba compared with Araneus marmoreus

Taxonomic Classification

Rank	Blue Dolphin	Marbled Orbweaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Arachnida (Arachnids)
Order	Cetacea (Whales & Dolphins)	Araneae (Araneae)
Family	Delphinidae (Oceanic Dolphins)	Araneidae
Genus	Stenella	Araneus
Species	Stenella coeruleoalba	Araneus marmoreus

Evolutionary Relationship

Blue Dolphin and Marbled Orbweaver share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blue Dolphin

LC — Least Concern

Marbled Orbweaver

LC — Least Concern

Physical Characteristics

Attribute	Blue Dolphin	Marbled Orbweaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

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).

Marbled Orbweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Found across Europe (4 countries) and North America (Canada, 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.

Shared Countries

Both species can be found in 4 countries:

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