Aders' duiker vs Humboldt's Squirrel Monkey

Cephalophus adersi compared with Saimiri cassiquiarensis

Key Differences

• Aders' duiker is Critically Endangered while Humboldt's Squirrel Monkey is Near Threatened.

Taxonomic Classification

Rank	Aders' duiker	Humboldt's Squirrel Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Artiodactyla (Even-toed Ungulates)	Primates (Primates)
Family	Bovidae (Bovids)	Cebidae
Genus	Cephalophus	Saimiri
Species	Cephalophus adersi	Saimiri cassiquiarensis

Evolutionary Relationship

Aders' duiker and Humboldt's Squirrel Monkey share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Aders' duiker

CR — Critically Endangered

Humboldt's Squirrel Monkey

NT — Near Threatened

Physical Characteristics

Attribute	Aders' duiker	Humboldt's Squirrel Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aders' duiker

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 5 distinct biome types within the Afrotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Humboldt's Squirrel Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Aders' duiker

The Aders' duiker (Cephalophus adersi) is a species in the genus Cephalophus. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 5 distinct biome types within the Afrotropic biogeo.