common bottlenose dolphin vs Southern Rough-winged Swallow

Tursiops truncatus compared with Stelgidopteryx ruficollis

Taxonomic Classification

Rank	common bottlenose dolphin	Southern Rough-winged Swallow
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mamalia)	Aves (burung)
Order	Cetacea (Whales & Dolphins)	Passeriformes (burung pengicau)
Family	Delphinidae (Oceanic Dolphins)	Hirundinidae
Genus	Tursiops (Bottlenose Dolphins)	Stelgidopteryx
Species	Tursiops truncatus	Stelgidopteryx ruficollis

Evolutionary Relationship

common bottlenose dolphin and Southern Rough-winged Swallow share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Southern Rough-winged Swallow

LC — Least Concern

Physical Characteristics

Attribute	common bottlenose dolphin	Southern Rough-winged Swallow
Diet	Carnivore	—
Average Lifespan	45 years	—
Average Length	3.0 m	—
Average Weight	300.0 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).

Southern Rough-winged Swallow

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Southern Rough-winged Swallow

Southern Rough-winged Swallow (Stelgidopteryx ruficollis) 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:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway 🇻🇪 Venezuela