Blue Riverdamsel vs common bottlenose dolphin

Pseudagrion microcephalum compared with Tursiops truncatus

Taxonomic Classification

Rank	Blue Riverdamsel	common bottlenose dolphin
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Arthropoda (สัตว์ขาปล้อง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Insecta (แมลง)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Odonata (Odonata)	Cetacea (Whales & Dolphins)
Family	Coenagrionidae	Delphinidae (Oceanic Dolphins)
Genus	Pseudagrion	Tursiops (Bottlenose Dolphins)
Species	Pseudagrion microcephalum	Tursiops truncatus

Evolutionary Relationship

Blue Riverdamsel and common bottlenose dolphin share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

Blue Riverdamsel

LC — Least Concern

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Blue Riverdamsel	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Blue Riverdamsel

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, France, Netherlands, Taiwan, and United Kingdom.

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).

Blue Riverdamsel

The Blue Riverdamsel (Pseudagrion microcephalum) is a species in the genus Pseudagrion. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇹🇼 Taiwan