Black Laceweaver vs Common Eider

Amaurobius ferox compared with Somateria mollissima

Key Differences

• Black Laceweaver is Least Concern while Common Eider is Near Threatened.

Taxonomic Classification

Rank	Black Laceweaver	Common Eider
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Arachnida (Arachnids)	Aves (Birds)
Order	Araneae (Araneae)	Anseriformes (Anseriformes)
Family	Amaurobiidae	Anatidae
Genus	Amaurobius	Somateria
Species	Amaurobius ferox	Somateria mollissima

Evolutionary Relationship

Black Laceweaver and Common Eider share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black Laceweaver

LC — Least Concern

Common Eider

NT — Near Threatened

Physical Characteristics

Attribute	Black Laceweaver	Common Eider
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Laceweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

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

Common Eider

Habitat

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

Range

Found across Europe (5 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Black Laceweaver

The Black Laceweaver (Amaurobius ferox) is a species in the genus Amaurobius. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial habitats from forests to deserts.

Common Eider

Common Eider (Somateria mollissima) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden 🇺🇸 United States