Bonnet vs Indo-Pacific Bottlenose Dolphin

Sphyrna tudes compared with Tursiops aduncus

Key Differences

• Bonnet is Critically Endangered while Indo-Pacific Bottlenose Dolphin is Near Threatened.

Taxonomic Classification

Rank	Bonnet	Indo-Pacific Bottlenose 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)	Tursiops (Bottlenose Dolphins)
Species	Sphyrna tudes	Tursiops aduncus

Evolutionary Relationship

Bonnet and Indo-Pacific Bottlenose Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bonnet

CR — Critically Endangered

Indo-Pacific Bottlenose Dolphin

NT — Near Threatened

Physical Characteristics

Attribute	Bonnet	Indo-Pacific Bottlenose Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bonnet

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 6 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.

Indo-Pacific Bottlenose Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Bonnet

The Bonnet (Sphyrna tudes) is a species in the genus Sphyrna. It is currently classified as Critically Endangered on the IUCN Red List. 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 6 distinct biome types within the Ne