Gray-backed Tern vs Nilgiri langur

Onychoprion lunatus compared with Semnopithecus johnii

Key Differences

• Gray-backed Tern is Least Concern while Nilgiri langur is Vulnerable.

Taxonomic Classification

Rank	Gray-backed 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	Onychoprion	Semnopithecus
Species	Onychoprion lunatus	Semnopithecus johnii

Evolutionary Relationship

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

Conservation Status

Gray-backed Tern

LC — Least Concern

Nilgiri langur

VU — Vulnerable

Physical Characteristics

Attribute	Gray-backed Tern	Nilgiri langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-backed Tern

Habitat

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

Range

Found in Norway.

Nilgiri langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.