grand dauphin, souffleur, dauphin à gros nez vs Requin marteau écope

Tursiops truncatus compared with Sphyrna media

Key Differences

grand dauphin, souffleur, dauphin à gros nez is Least Concern while Requin marteau écope is Critically Endangered.

Taxonomic Classification

Rank	grand dauphin, souffleur, dauphin à gros nez	Requin marteau écope
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mammifères)	Chondrichthyes (Cartilaginous Fish)
Order	Cetacea (Whales & Dolphins)	Carcharhiniformes (Ground Sharks)
Family	Delphinidae (Oceanic Dolphins)	Sphyrnidae (Hammerhead Sharks)
Genus	Tursiops (Bottlenose Dolphins)	Sphyrna (Hammerhead Sharks)
Species	Tursiops truncatus	Sphyrna media

Evolutionary Relationship

grand dauphin, souffleur, dauphin à gros nez and Requin marteau écope share a common ancestor at the Phylum level: Chordata. (Chordates)

Afficher Phylum: Chordata

Conservation Status

grand dauphin, souffleur, dauphin à gros nez

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Requin marteau écope

CR — Critically Endangered

Physical Characteristics

Attribute	grand dauphin, souffleur, dauphin à gros nez	Requin marteau écope
Diet	Carnivore	—
Average Lifespan	45 years	—
Average Length	3.0 m	—
Average Weight	300.0 kg	—

Habitat & Geographic Range

grand dauphin, souffleur, dauphin à gros nez

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).

Requin marteau écope

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 5 distinct biome types within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Venezuela. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

grand dauphin, souffleur, dauphin à gros nez

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.