Chalarm Hua-kong vs common bottlenose dolphin

Sphyrna lewini compared with Tursiops truncatus

Key Differences

• Chalarm Hua-kong is Critically Endangered while common bottlenose dolphin is Least Concern.

Taxonomic Classification

Rank	Chalarm Hua-kong	common bottlenose dolphin
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Chondrichthyes (ปลากระดูกอ่อน)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Carcharhiniformes (อันดับปลาฉลามครีบดำ)	Cetacea (Whales & Dolphins)
Family	Sphyrnidae (Hammerhead Sharks)	Delphinidae (Oceanic Dolphins)
Genus	Sphyrna (Hammerhead Sharks)	Tursiops (Bottlenose Dolphins)
Species	Sphyrna lewini	Tursiops truncatus

Evolutionary Relationship

Chalarm Hua-kong and common bottlenose dolphin share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Chalarm Hua-kong

CR — Critically Endangered

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Chalarm Hua-kong	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Chalarm Hua-kong

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and temperate broadleaf and mixed forests, among 9 distinct biome types spanning the Indomalayan and Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Chile, Colombia, Taiwan, and Venezuela. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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).

Chalarm Hua-kong

The Bronze Hammerhead Shark (Sphyrna lewini) 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 temperate broadleaf and mixed forests, among 9 distinct biome types spanning the Indomalayan

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.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇹🇼 Taiwan 🇻🇪 Venezuela