Bigeye thresher vs Borneo-Delphin

Alopias pelagicus compared with Lagenodelphis hosei

Key Differences

• Bigeye thresher is Endangered while Borneo-Delphin is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Borneo-Delphin
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Chondrichthyes (Knorpelfische)	Mammalia (Säugetiere)
Order	Lamniformes (Makrelenhaiartige)	Cetacea (Whales & Dolphins)
Family	Alopiidae	Delphinidae (Oceanic Dolphins)
Genus	Alopias	Lagenodelphis
Species	Alopias pelagicus	Lagenodelphis hosei

Evolutionary Relationship

Bigeye thresher and Borneo-Delphin share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Bigeye thresher

EN — Endangered

Borneo-Delphin

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Borneo-Delphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye thresher

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

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

Borneo-Delphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (Norway, Portugal), and South America (Colombia, Ecuador, Venezuela).

Bigeye thresher

The Bigeye thresher (Alopias pelagicus) is a species in the genus Alopias. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇹🇼 Taiwan