Bigeye thresher vs Plain Dark-bee

Alopias pelagicus compared with Stelis phaeoptera

Key Differences

• Bigeye thresher is Endangered while Plain Dark-bee is Extinct.

Taxonomic Classification

Rank	Bigeye thresher	Plain Dark-bee
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Lamniformes (Mackerel Sharks)	Hymenoptera (Ants, Bees & Wasps)
Family	Alopiidae	Megachilidae
Genus	Alopias	Stelis
Species	Alopias pelagicus	Stelis phaeoptera

Evolutionary Relationship

Bigeye thresher and Plain Dark-bee share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

Plain Dark-bee

EX — Extinct

Physical Characteristics

Attribute	Bigeye thresher	Plain Dark-bee
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.

Plain Dark-bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

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.