Haviside s Dolphin vs Styan's Bulbul

Cephalorhynchus heavisidii compared with Pycnonotus taivanus

Key Differences

• Haviside s Dolphin is Near Threatened while Styan's Bulbul is Vulnerable.

Taxonomic Classification

Rank	Haviside s Dolphin	Styan's Bulbul
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Passeriformes (Songbirds)
Family	Delphinidae (Oceanic Dolphins)	Pycnonotidae
Genus	Cephalorhynchus	Pycnonotus
Species	Cephalorhynchus heavisidii	Pycnonotus taivanus

Evolutionary Relationship

Haviside s Dolphin and Styan's Bulbul share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Haviside s Dolphin

NT — Near Threatened

Styan's Bulbul

VU — Vulnerable

Physical Characteristics

Attribute	Haviside s Dolphin	Styan's Bulbul
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Haviside s Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Styan's Bulbul

Habitat

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

Range

Distributed across Norway and Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.