Beautiful Groundling vs Red-billed Duck

Caryocolum marmorea compared with Anas erythrorhyncha

Key Differences

• Beautiful Groundling is Endangered while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Beautiful Groundling	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	Gelechiidae	Anatidae
Genus	Caryocolum	Anas
Species	Caryocolum marmorea	Anas erythrorhyncha

Evolutionary Relationship

Beautiful Groundling and Red-billed Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Beautiful Groundling

EN — Endangered

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Beautiful Groundling	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beautiful Groundling

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Endangered 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).

Beautiful Groundling

The Beautiful Groundling (Caryocolum marmorea) is a species in the genus Caryocolum. It is currently classified as Endangered on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway