Lesser Clouded Yellow vs Red-billed Duck

Colias chrysotheme compared with Anas erythrorhyncha

Key Differences

• Lesser Clouded Yellow is Vulnerable while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Lesser Clouded Yellow	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Anseriformes (Anseriformes)
Family	Pieridae	Anatidae
Genus	Colias	Anas
Species	Colias chrysotheme	Anas erythrorhyncha

Evolutionary Relationship

Lesser Clouded Yellow and Red-billed Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Lesser Clouded Yellow

VU — Vulnerable

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Lesser Clouded Yellow	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Clouded Yellow

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (9 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇱 Netherlands