Allen s Swamp Monkey vs River Tern

Allenopithecus nigroviridis compared with Sterna aurantia

Key Differences

• Allen s Swamp Monkey is Least Concern while River Tern is Vulnerable.

Taxonomic Classification

Rank	Allen s Swamp Monkey	River Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Charadriiformes (Charadriiformes)
Family	Cercopithecidae (Old World Monkeys)	Laridae
Genus	Allenopithecus	Sterna
Species	Allenopithecus nigroviridis	Sterna aurantia

Evolutionary Relationship

Allen s Swamp Monkey and River Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Allen s Swamp Monkey

LC — Least Concern

River Tern

VU — Vulnerable

Physical Characteristics

Attribute	Allen s Swamp Monkey	River Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen s Swamp Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

River Tern

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Allen s Swamp Monkey

The Allen s Swamp Monkey (Allenopithecus nigroviridis) is a species in the genus Allenopithecus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.