Black-bellied Tern vs Nilgiri langur

Sterna acuticauda compared with Semnopithecus johnii

Key Differences

• Black-bellied Tern is Endangered while Nilgiri langur is Vulnerable.

Taxonomic Classification

Rank	Black-bellied Tern	Nilgiri langur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Charadriiformes (Charadriiformes)	Primates (Primates)
Family	Laridae	Cercopithecidae (Old World Monkeys)
Genus	Sterna	Semnopithecus
Species	Sterna acuticauda	Semnopithecus johnii

Evolutionary Relationship

Black-bellied Tern and Nilgiri langur share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-bellied Tern

EN — Endangered

Nilgiri langur

VU — Vulnerable

Physical Characteristics

Attribute	Black-bellied Tern	Nilgiri langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-bellied Tern

Habitat

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

Range

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

Nilgiri langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Black-bellied Tern

The Black-bellied Tern (Sterna acuticauda) is a species in the genus Sterna. It is currently classified as Endangered on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.