Chak Ko Shan Crab vs common bottlenose dolphin

Geothelphusa monticola compared with Tursiops truncatus

Taxonomic Classification

Rank	Chak Ko Shan Crab	common bottlenose dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Malacostraca (Crustaceans)	Mammalia (Mammals)
Order	Decapoda (Decapoda)	Cetacea (Whales & Dolphins)
Family	Potamidae	Delphinidae (Oceanic Dolphins)
Genus	Geothelphusa	Tursiops (Bottlenose Dolphins)
Species	Geothelphusa monticola	Tursiops truncatus

Evolutionary Relationship

Chak Ko Shan Crab and common bottlenose dolphin share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Chak Ko Shan Crab

LC — Least Concern

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Chak Ko Shan Crab	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Chak Ko Shan Crab

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in Taiwan.

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).

Chak Ko Shan Crab

The Chak Ko Shan Crab (Geothelphusa monticola) is a species in the genus Geothelphusa. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine, freshwater, and terrestrial environments.

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 1 countries:

🇹🇼 Taiwan