Bigeye thresher vs Schwarzköpfiger Rotkehl-Nachtaffe

Alopias pelagicus compared with Aotus nigriceps

Key Differences

• Bigeye thresher is Endangered while Schwarzköpfiger Rotkehl-Nachtaffe is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Schwarzköpfiger Rotkehl-Nachtaffe
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Chondrichthyes (Knorpelfische)	Mammalia (Säugetiere)
Order	Lamniformes (Makrelenhaiartige)	Primates (Primaten)
Family	Alopiidae	Aotidae
Genus	Alopias	Aotus
Species	Alopias pelagicus	Aotus nigriceps

Evolutionary Relationship

Bigeye thresher and Schwarzköpfiger Rotkehl-Nachtaffe share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Bigeye thresher

EN — Endangered

Schwarzköpfiger Rotkehl-Nachtaffe

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Schwarzköpfiger Rotkehl-Nachtaffe
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.

Schwarzköpfiger Rotkehl-Nachtaffe

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.

Schwarzköpfiger Rotkehl-Nachtaffe

The Black-headed Night Monkey (Aotus nigriceps) is a species in the genus Aotus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.