Bonnet hammerhead vs Dusky Dolphin

Sphyrna tiburo compared with Lagenorhynchus obscurus

Key Differences

• Bonnet hammerhead is Endangered while Dusky Dolphin is Least Concern.

Taxonomic Classification

Rank	Bonnet hammerhead	Dusky Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Cetacea (Whales & Dolphins)
Family	Sphyrnidae (Hammerhead Sharks)	Delphinidae (Oceanic Dolphins)
Genus	Sphyrna (Hammerhead Sharks)	Lagenorhynchus
Species	Sphyrna tiburo	Lagenorhynchus obscurus

Evolutionary Relationship

Bonnet hammerhead and Dusky Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bonnet hammerhead

EN — Endangered

Dusky Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Bonnet hammerhead	Dusky Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bonnet hammerhead

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Dusky Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bonnet hammerhead

The Bonnet hammerhead (Sphyrna tiburo) is a species in the genus Sphyrna. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.