Blue Dolphin vs Pale-bordered Piercer

Stenella coeruleoalba compared with Grapholita janthinana

Key Differences

• Blue Dolphin is Least Concern while Pale-bordered Piercer is Endangered.

Taxonomic Classification

Rank	Blue Dolphin	Pale-bordered Piercer
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Chordata (สัตว์มีแกนสันหลัง)	Arthropoda (สัตว์ขาปล้อง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Insecta (แมลง)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (ผีเสื้อ)
Family	Delphinidae (Oceanic Dolphins)	Tortricidae
Genus	Stenella	Grapholita
Species	Stenella coeruleoalba	Grapholita janthinana

Evolutionary Relationship

Blue Dolphin and Pale-bordered Piercer share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

Blue Dolphin

LC — Least Concern

Pale-bordered Piercer

EN — Endangered

Physical Characteristics

Attribute	Blue Dolphin	Pale-bordered Piercer
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).

Pale-bordered Piercer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

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