Flax Flea Beetle vs Red-billed Duck

Longitarsus parvulus compared with Anas erythrorhyncha

Key Differences

• Flax Flea Beetle is Extinct while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Flax Flea Beetle	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Coleoptera (Beetles)	Anseriformes (Anseriformes)
Family	Chrysomelidae	Anatidae
Genus	Longitarsus	Anas
Species	Longitarsus parvulus	Anas erythrorhyncha

Evolutionary Relationship

Flax Flea Beetle and Red-billed Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Flax Flea Beetle

EX — Extinct

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Flax Flea Beetle	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Flax Flea Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden.

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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway