Gray-shanked Douc Langur vs Red-billed Duck

Pygathrix cinerea compared with Anas erythrorhyncha

Key Differences

• Gray-shanked Douc Langur is Critically Endangered while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Gray-shanked Douc Langur	Red-billed Duck
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Aves (นก)
Order	Primates (อันดับวานร)	Anseriformes (อันดับห่าน)
Family	Cercopithecidae (Old World Monkeys)	Anatidae
Genus	Pygathrix	Anas
Species	Pygathrix cinerea	Anas erythrorhyncha

Evolutionary Relationship

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

Conservation Status

Gray-shanked Douc Langur

CR — Critically Endangered

Red-billed Duck

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Gray-shanked Douc Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.