Abbott's Duiker vs Common Tern

Cephalophus spadix compared with Sterna hirundo

Taxonomic Classification

Rank	Abbott's Duiker	Common Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Artiodactyla (Even-toed Ungulates)	Charadriiformes (Charadriiformes)
Family	Bovidae (Bovids)	Laridae
Genus	Cephalophus	Sterna
Species	Cephalophus spadix	Sterna hirundo

Evolutionary Relationship

Abbott's Duiker and Common Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Abbott's Duiker

EN — Endangered

Common Tern

EN — Endangered

Physical Characteristics

Attribute	Abbott's Duiker	Common Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Abbott's Duiker

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Tern

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 9 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Abbott's Duiker

The Abbott's Duiker (Cephalophus spadix) is a species in the genus Cephalophus. It is listed as Endangered on the IUCN Red List. It typically inhabits diverse terrestrial and aquatic ecosystems. Habitat records describe it as occurring in diverse terrestrial and aquatic ecosystems.

Common Tern

Common Tern (Sterna hirundo) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.