Red-billed Duck vs Sumatran surili

Anas erythrorhyncha compared with Presbytis melalophos

Key Differences

• Red-billed Duck is Least Concern while Sumatran surili is Endangered.

Taxonomic Classification

Rank	Red-billed Duck	Sumatran surili
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	Anas	Presbytis
Species	Anas erythrorhyncha	Presbytis melalophos

Evolutionary Relationship

Red-billed Duck and Sumatran surili share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Red-billed Duck

LC — Least Concern

Sumatran surili

EN — Endangered

Physical Characteristics

Attribute	Red-billed Duck	Sumatran surili
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Red-billed Duck

Habitat

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

Range

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

Sumatran surili

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.