Nilgiri langur vs Redhead

Semnopithecus johnii compared with Aythya americana

Key Differences

• Nilgiri langur is Vulnerable while Redhead is Not Evaluated.

Taxonomic Classification

Rank	Nilgiri langur	Redhead
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Anseriformes (Anseriformes)
Family	Cercopithecidae (Old World Monkeys)	Anatidae
Genus	Semnopithecus	Aythya
Species	Semnopithecus johnii	Aythya americana

Evolutionary Relationship

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

Conservation Status

Nilgiri langur

VU — Vulnerable

Redhead

NE — Not Evaluated

Physical Characteristics

Attribute	Nilgiri langur	Redhead
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Nilgiri langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Redhead

Habitat

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

Range

Found across Europe (7 countries) and North America (United States).

Redhead

Redhead (Aythya americana) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.