Bigeye thresher vs False widow

Alopias pelagicus compared with Steatoda bipunctata

Key Differences

• Bigeye thresher is Endangered while False widow is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	False widow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Arachnida (Arachnids)
Order	Lamniformes (Mackerel Sharks)	Araneae (Araneae)
Family	Alopiidae	Theridiidae
Genus	Alopias	Steatoda
Species	Alopias pelagicus	Steatoda bipunctata

Evolutionary Relationship

Bigeye thresher and False widow share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

False widow

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	False widow
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.

False widow

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Found across Europe (4 countries) and North America (Canada, United States).

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.