Black Laceweaver vs Crested Shelduck

Amaurobius ferox compared with Tadorna cristata

Key Differences

• Black Laceweaver is Least Concern while Crested Shelduck is Critically Endangered.

Taxonomic Classification

Rank	Black Laceweaver	Crested Shelduck
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	Tadorna
Species	Amaurobius ferox	Tadorna cristata

Evolutionary Relationship

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

Conservation Status

Black Laceweaver

LC — Least Concern

Crested Shelduck

CR — Critically Endangered

Physical Characteristics

Attribute	Black Laceweaver	Crested Shelduck
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.

Crested Shelduck

Habitat

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

Range

Found in Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.