Erlenblattkäfer vs Rotkopfente

Agelastica alni compared with Aythya americana

Key Differences

• Erlenblattkäfer is Least Concern while Rotkopfente is Not Evaluated.

Taxonomic Classification

Rank	Erlenblattkäfer	Rotkopfente
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Arthropoda (Gliederfüßer)	Chordata (Chordatiere)
Class	Insecta (Insekten)	Aves (Vögel)
Order	Coleoptera (Käfer)	Anseriformes (Gänsevögel)
Family	Chrysomelidae	Anatidae
Genus	Agelastica	Aythya
Species	Agelastica alni	Aythya americana

Evolutionary Relationship

Erlenblattkäfer and Rotkopfente share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Erlenblattkäfer

LC — Least Concern

Rotkopfente

NE — Not Evaluated

Physical Characteristics

Attribute	Erlenblattkäfer	Rotkopfente
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Erlenblattkäfer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Rotkopfente

Habitat

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

Range

Found across Europe (7 countries) and North America (United States).

Erlenblattkäfer

The Alder leaf beetle (Agelastica alni) is a species in the genus Agelastica. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Rotkopfente

Redhead (Aythya americana) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States