Greater Crested Tern vs Nilgiri langur

Thalasseus bergii compared with Semnopithecus johnii

Key Differences

• Greater Crested Tern is Least Concern while Nilgiri langur is Vulnerable.

Taxonomic Classification

Rank	Greater Crested 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	Thalasseus	Semnopithecus
Species	Thalasseus bergii	Semnopithecus johnii

Evolutionary Relationship

Greater Crested Tern and Nilgiri langur share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Greater Crested Tern

LC — Least Concern

Nilgiri langur

VU — Vulnerable

Physical Characteristics

Attribute	Greater Crested Tern	Nilgiri langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greater Crested 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.