Aders' duiker vs Bigelow's ray

Cephalophus adersi compared with Rajella bigelowi

Key Differences

• Aders' duiker is Critically Endangered while Bigelow's ray is Least Concern.

Taxonomic Classification

Rank	Aders' duiker	Bigelow's ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Artiodactyla (Even-toed Ungulates)	Rajiformes (Rajiformes)
Family	Bovidae (Bovids)	Rajidae
Genus	Cephalophus	Rajella
Species	Cephalophus adersi	Rajella bigelowi

Evolutionary Relationship

Aders' duiker and Bigelow's ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Aders' duiker

CR — Critically Endangered

Bigelow's ray

LC — Least Concern

Physical Characteristics

Attribute	Aders' duiker	Bigelow's ray
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.

Bigelow's ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Portugal.

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.

Bigelow's ray

The Bigelow's ray (Rajella bigelowi) is a species in the genus Rajella. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.