Allen s Swamp Monkey vs Lion

Allenopithecus nigroviridis compared with Panthera leo

Key Differences

Allen s Swamp Monkey is Least Concern while Lion is Vulnerable.

Taxonomic Classification

Rank	Allen s Swamp Monkey	Lion
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Carnivora (Carnivorans)
Family	Cercopithecidae (Old World Monkeys)	Felidae (Cats)
Genus	Allenopithecus	Panthera (Big Cats)
Species	Allenopithecus nigroviridis	Panthera leo

Evolutionary Relationship

Allen s Swamp Monkey and Lion share a common ancestor at the Class level: Mammalia. (Mammals)

View Class: Mammalia

Conservation Status

Allen s Swamp Monkey

LC — Least Concern

Lion

VU — Vulnerable

Population: ~23.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Allen s Swamp Monkey	Lion
Diet	—	Carnivore
Average Lifespan	—	15 years
Average Length	—	2.5 m
Average Weight	—	190.0 kg

Habitat & Geographic Range

Allen s Swamp Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lion

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 7 distinct biome types spanning the Afrotropic and Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia, Ecuador, and Kenya. 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.

Lion

The largest wild cat in Africa, lions reach up to 250 kg and are the only social felids, living in prides across sub-Saharan savannas and grasslands. Males are distinguished by their iconic manes. As apex predators, they regulate herbivore populations and maintain ecosystem balance. Listed as Vulnerable due to habitat loss and human-wildlife conflict.