Marble Gall vs Red-billed Duck

Andricus kollari compared with Anas erythrorhyncha

Key Differences

• Marble Gall is Not Evaluated while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Marble Gall	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Hymenoptera (Ants, Bees & Wasps)	Anseriformes (Anseriformes)
Family	Cynipidae	Anatidae
Genus	Andricus	Anas
Species	Andricus kollari	Anas erythrorhyncha

Evolutionary Relationship

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

Conservation Status

Marble Gall

NE — Not Evaluated

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Marble Gall	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Marble Gall

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (7 countries).

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 5 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom