Grosse Tümmler, Grosstümmler vs Orchid Island Crab

Tursiops truncatus compared with Geothelphusa lanyu

Key Differences

• Grosse Tümmler, Grosstümmler is Least Concern while Orchid Island Crab is Critically Endangered.

Taxonomic Classification

Rank	Grosse Tümmler, Grosstümmler	Orchid Island Crab
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Arthropoda (Gliederfüßer)
Class	Mammalia (Säugetiere)	Malacostraca (Höhere Krebse)
Order	Cetacea (Whales & Dolphins)	Decapoda (Zehnfußkrebse)
Family	Delphinidae (Oceanic Dolphins)	Potamidae
Genus	Tursiops (Bottlenose Dolphins)	Geothelphusa
Species	Tursiops truncatus	Geothelphusa lanyu

Evolutionary Relationship

Grosse Tümmler, Grosstümmler and Orchid Island Crab share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Grosse Tümmler, Grosstümmler

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Orchid Island Crab

CR — Critically Endangered

Physical Characteristics

Attribute	Grosse Tümmler, Grosstümmler	Orchid Island Crab
Diet	Carnivore	—
Average Lifespan	45 years	—
Average Length	3.0 m	—
Average Weight	300.0 kg	—

Habitat & Geographic Range

Grosse Tümmler, Grosstümmler

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).

Orchid Island Crab

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Found in Taiwan. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Grosse Tümmler, Grosstümmler

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