Aders' duiker vs Blackish Pewee

Cephalophus adersi compared with Contopus nigrescens

Key Differences

• Aders' duiker is Critically Endangered while Blackish Pewee is Least Concern.

Taxonomic Classification

Rank	Aders' duiker	Blackish Pewee
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Artiodactyla (Even-toed Ungulates)	Passeriformes (Songbirds)
Family	Bovidae (Bovids)	Tyrannidae
Genus	Cephalophus	Contopus
Species	Cephalophus adersi	Contopus nigrescens

Evolutionary Relationship

Aders' duiker and Blackish Pewee share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Aders' duiker

CR — Critically Endangered

Blackish Pewee

LC — Least Concern

Physical Characteristics

Attribute	Aders' duiker	Blackish Pewee
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.

Blackish Pewee

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

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.

Blackish Pewee

The Blackish Pewee (Contopus nigrescens) is a species in the genus Contopus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.