Ferruginous Duck vs Gray-shanked Douc Langur

Aythya nyroca compared with Pygathrix cinerea

Key Differences

• Ferruginous Duck is Not Evaluated while Gray-shanked Douc Langur is Critically Endangered.

Taxonomic Classification

Rank	Ferruginous Duck	Gray-shanked Douc Langur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Primates (Primates)
Family	Anatidae	Cercopithecidae (Old World Monkeys)
Genus	Aythya	Pygathrix
Species	Aythya nyroca	Pygathrix cinerea

Evolutionary Relationship

Ferruginous Duck and Gray-shanked Douc Langur share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Ferruginous Duck

NE — Not Evaluated

Gray-shanked Douc Langur

CR — Critically Endangered

Physical Characteristics

Attribute	Ferruginous Duck	Gray-shanked Douc Langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ferruginous Duck

Habitat

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

Range

Found across Asia (Taiwan) and Europe (8 countries).

Gray-shanked Douc Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ferruginous Duck

Ferruginous Duck (Aythya nyroca) 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.