Bigeye thresher vs red-faced spider monkey

Alopias pelagicus compared with Ateles paniscus

Key Differences

• Bigeye thresher is Endangered while red-faced spider monkey is Vulnerable.

Taxonomic Classification

Rank	Bigeye thresher	red-faced spider monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Lamniformes (Mackerel Sharks)	Primates (Primates)
Family	Alopiidae	Atelidae
Genus	Alopias	Ateles
Species	Alopias pelagicus	Ateles paniscus

Evolutionary Relationship

Bigeye thresher and red-faced spider monkey share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

red-faced spider monkey

VU — Vulnerable

Physical Characteristics

Attribute	Bigeye thresher	red-faced spider monkey
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.

red-faced spider monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.