Aders' duiker vs Norfolk Twist

Cephalophus adersi compared with Archips betulana

Key Differences

• Aders' duiker is Critically Endangered while Norfolk Twist is Vulnerable.

Taxonomic Classification

Rank	Aders' duiker	Norfolk Twist
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Artiodactyla (Even-toed Ungulates)	Lepidoptera (Butterflies & Moths)
Family	Bovidae (Bovids)	Tortricidae
Genus	Cephalophus	Archips
Species	Cephalophus adersi	Archips betulana

Evolutionary Relationship

Aders' duiker and Norfolk Twist share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Aders' duiker

CR — Critically Endangered

Norfolk Twist

VU — Vulnerable

Physical Characteristics

Attribute	Aders' duiker	Norfolk Twist
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.

Norfolk Twist

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.