Bamboo shark vs common bottlenose dolphin

Hemiscyllium halmahera compared with Tursiops truncatus

Key Differences

• Bamboo shark is Near Threatened while common bottlenose dolphin is Least Concern.

Taxonomic Classification

Rank	Bamboo shark	common bottlenose dolphin
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Elasmobranchii	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Orectolobiformes (อันดับปลาฉลามกบ)	Cetacea (Whales & Dolphins)
Family	Hemiscylliidae	Delphinidae (Oceanic Dolphins)
Genus	Hemiscyllium	Tursiops (Bottlenose Dolphins)
Species	Hemiscyllium halmahera	Tursiops truncatus

Evolutionary Relationship

Bamboo shark and common bottlenose dolphin share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Bamboo shark

NT — Near Threatened

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Bamboo shark	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Bamboo shark

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).

Bamboo shark

The Bamboo shark (Hemiscyllium halmahera) is a species in the genus Hemiscyllium. It is currently classified as Near Threatened on the IUCN Red List. Like other members of its genus, this species plays a role in its native ecosystem.

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.